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Case Study vs. Case History: What's the Difference?

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The Ultimate Guide to Qualitative Research - Part 1: The Basics

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  • Introduction and overview
  • What is qualitative research?
  • What is qualitative data?
  • Examples of qualitative data
  • Qualitative vs. quantitative research
  • Mixed methods
  • Qualitative research preparation
  • Theoretical perspective
  • Theoretical framework
  • Literature reviews

Research question

  • Conceptual framework
  • Conceptual vs. theoretical framework

Data collection

  • Qualitative research methods
  • Focus groups
  • Observational research

What is a case study?

Applications for case study research, what is a good case study, process of case study design, benefits and limitations of case studies.

  • Ethnographical research
  • Ethical considerations
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  • Power dynamics
  • Reflexivity

Case studies

Case studies are essential to qualitative research , offering a lens through which researchers can investigate complex phenomena within their real-life contexts. This chapter explores the concept, purpose, applications, examples, and types of case studies and provides guidance on how to conduct case study research effectively.

case study e case history

Whereas quantitative methods look at phenomena at scale, case study research looks at a concept or phenomenon in considerable detail. While analyzing a single case can help understand one perspective regarding the object of research inquiry, analyzing multiple cases can help obtain a more holistic sense of the topic or issue. Let's provide a basic definition of a case study, then explore its characteristics and role in the qualitative research process.

Definition of a case study

A case study in qualitative research is a strategy of inquiry that involves an in-depth investigation of a phenomenon within its real-world context. It provides researchers with the opportunity to acquire an in-depth understanding of intricate details that might not be as apparent or accessible through other methods of research. The specific case or cases being studied can be a single person, group, or organization – demarcating what constitutes a relevant case worth studying depends on the researcher and their research question .

Among qualitative research methods , a case study relies on multiple sources of evidence, such as documents, artifacts, interviews , or observations , to present a complete and nuanced understanding of the phenomenon under investigation. The objective is to illuminate the readers' understanding of the phenomenon beyond its abstract statistical or theoretical explanations.

Characteristics of case studies

Case studies typically possess a number of distinct characteristics that set them apart from other research methods. These characteristics include a focus on holistic description and explanation, flexibility in the design and data collection methods, reliance on multiple sources of evidence, and emphasis on the context in which the phenomenon occurs.

Furthermore, case studies can often involve a longitudinal examination of the case, meaning they study the case over a period of time. These characteristics allow case studies to yield comprehensive, in-depth, and richly contextualized insights about the phenomenon of interest.

The role of case studies in research

Case studies hold a unique position in the broader landscape of research methods aimed at theory development. They are instrumental when the primary research interest is to gain an intensive, detailed understanding of a phenomenon in its real-life context.

In addition, case studies can serve different purposes within research - they can be used for exploratory, descriptive, or explanatory purposes, depending on the research question and objectives. This flexibility and depth make case studies a valuable tool in the toolkit of qualitative researchers.

Remember, a well-conducted case study can offer a rich, insightful contribution to both academic and practical knowledge through theory development or theory verification, thus enhancing our understanding of complex phenomena in their real-world contexts.

What is the purpose of a case study?

Case study research aims for a more comprehensive understanding of phenomena, requiring various research methods to gather information for qualitative analysis . Ultimately, a case study can allow the researcher to gain insight into a particular object of inquiry and develop a theoretical framework relevant to the research inquiry.

Why use case studies in qualitative research?

Using case studies as a research strategy depends mainly on the nature of the research question and the researcher's access to the data.

Conducting case study research provides a level of detail and contextual richness that other research methods might not offer. They are beneficial when there's a need to understand complex social phenomena within their natural contexts.

The explanatory, exploratory, and descriptive roles of case studies

Case studies can take on various roles depending on the research objectives. They can be exploratory when the research aims to discover new phenomena or define new research questions; they are descriptive when the objective is to depict a phenomenon within its context in a detailed manner; and they can be explanatory if the goal is to understand specific relationships within the studied context. Thus, the versatility of case studies allows researchers to approach their topic from different angles, offering multiple ways to uncover and interpret the data .

The impact of case studies on knowledge development

Case studies play a significant role in knowledge development across various disciplines. Analysis of cases provides an avenue for researchers to explore phenomena within their context based on the collected data.

case study e case history

This can result in the production of rich, practical insights that can be instrumental in both theory-building and practice. Case studies allow researchers to delve into the intricacies and complexities of real-life situations, uncovering insights that might otherwise remain hidden.

Types of case studies

In qualitative research , a case study is not a one-size-fits-all approach. Depending on the nature of the research question and the specific objectives of the study, researchers might choose to use different types of case studies. These types differ in their focus, methodology, and the level of detail they provide about the phenomenon under investigation.

Understanding these types is crucial for selecting the most appropriate approach for your research project and effectively achieving your research goals. Let's briefly look at the main types of case studies.

Exploratory case studies

Exploratory case studies are typically conducted to develop a theory or framework around an understudied phenomenon. They can also serve as a precursor to a larger-scale research project. Exploratory case studies are useful when a researcher wants to identify the key issues or questions which can spur more extensive study or be used to develop propositions for further research. These case studies are characterized by flexibility, allowing researchers to explore various aspects of a phenomenon as they emerge, which can also form the foundation for subsequent studies.

Descriptive case studies

Descriptive case studies aim to provide a complete and accurate representation of a phenomenon or event within its context. These case studies are often based on an established theoretical framework, which guides how data is collected and analyzed. The researcher is concerned with describing the phenomenon in detail, as it occurs naturally, without trying to influence or manipulate it.

Explanatory case studies

Explanatory case studies are focused on explanation - they seek to clarify how or why certain phenomena occur. Often used in complex, real-life situations, they can be particularly valuable in clarifying causal relationships among concepts and understanding the interplay between different factors within a specific context.

case study e case history

Intrinsic, instrumental, and collective case studies

These three categories of case studies focus on the nature and purpose of the study. An intrinsic case study is conducted when a researcher has an inherent interest in the case itself. Instrumental case studies are employed when the case is used to provide insight into a particular issue or phenomenon. A collective case study, on the other hand, involves studying multiple cases simultaneously to investigate some general phenomena.

Each type of case study serves a different purpose and has its own strengths and challenges. The selection of the type should be guided by the research question and objectives, as well as the context and constraints of the research.

The flexibility, depth, and contextual richness offered by case studies make this approach an excellent research method for various fields of study. They enable researchers to investigate real-world phenomena within their specific contexts, capturing nuances that other research methods might miss. Across numerous fields, case studies provide valuable insights into complex issues.

Critical information systems research

Case studies provide a detailed understanding of the role and impact of information systems in different contexts. They offer a platform to explore how information systems are designed, implemented, and used and how they interact with various social, economic, and political factors. Case studies in this field often focus on examining the intricate relationship between technology, organizational processes, and user behavior, helping to uncover insights that can inform better system design and implementation.

Health research

Health research is another field where case studies are highly valuable. They offer a way to explore patient experiences, healthcare delivery processes, and the impact of various interventions in a real-world context.

case study e case history

Case studies can provide a deep understanding of a patient's journey, giving insights into the intricacies of disease progression, treatment effects, and the psychosocial aspects of health and illness.

Asthma research studies

Specifically within medical research, studies on asthma often employ case studies to explore the individual and environmental factors that influence asthma development, management, and outcomes. A case study can provide rich, detailed data about individual patients' experiences, from the triggers and symptoms they experience to the effectiveness of various management strategies. This can be crucial for developing patient-centered asthma care approaches.

Other fields

Apart from the fields mentioned, case studies are also extensively used in business and management research, education research, and political sciences, among many others. They provide an opportunity to delve into the intricacies of real-world situations, allowing for a comprehensive understanding of various phenomena.

Case studies, with their depth and contextual focus, offer unique insights across these varied fields. They allow researchers to illuminate the complexities of real-life situations, contributing to both theory and practice.

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Understanding the key elements of case study design is crucial for conducting rigorous and impactful case study research. A well-structured design guides the researcher through the process, ensuring that the study is methodologically sound and its findings are reliable and valid. The main elements of case study design include the research question , propositions, units of analysis, and the logic linking the data to the propositions.

The research question is the foundation of any research study. A good research question guides the direction of the study and informs the selection of the case, the methods of collecting data, and the analysis techniques. A well-formulated research question in case study research is typically clear, focused, and complex enough to merit further detailed examination of the relevant case(s).

Propositions

Propositions, though not necessary in every case study, provide a direction by stating what we might expect to find in the data collected. They guide how data is collected and analyzed by helping researchers focus on specific aspects of the case. They are particularly important in explanatory case studies, which seek to understand the relationships among concepts within the studied phenomenon.

Units of analysis

The unit of analysis refers to the case, or the main entity or entities that are being analyzed in the study. In case study research, the unit of analysis can be an individual, a group, an organization, a decision, an event, or even a time period. It's crucial to clearly define the unit of analysis, as it shapes the qualitative data analysis process by allowing the researcher to analyze a particular case and synthesize analysis across multiple case studies to draw conclusions.

Argumentation

This refers to the inferential model that allows researchers to draw conclusions from the data. The researcher needs to ensure that there is a clear link between the data, the propositions (if any), and the conclusions drawn. This argumentation is what enables the researcher to make valid and credible inferences about the phenomenon under study.

Understanding and carefully considering these elements in the design phase of a case study can significantly enhance the quality of the research. It can help ensure that the study is methodologically sound and its findings contribute meaningful insights about the case.

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Conducting a case study involves several steps, from defining the research question and selecting the case to collecting and analyzing data . This section outlines these key stages, providing a practical guide on how to conduct case study research.

Defining the research question

The first step in case study research is defining a clear, focused research question. This question should guide the entire research process, from case selection to analysis. It's crucial to ensure that the research question is suitable for a case study approach. Typically, such questions are exploratory or descriptive in nature and focus on understanding a phenomenon within its real-life context.

Selecting and defining the case

The selection of the case should be based on the research question and the objectives of the study. It involves choosing a unique example or a set of examples that provide rich, in-depth data about the phenomenon under investigation. After selecting the case, it's crucial to define it clearly, setting the boundaries of the case, including the time period and the specific context.

Previous research can help guide the case study design. When considering a case study, an example of a case could be taken from previous case study research and used to define cases in a new research inquiry. Considering recently published examples can help understand how to select and define cases effectively.

Developing a detailed case study protocol

A case study protocol outlines the procedures and general rules to be followed during the case study. This includes the data collection methods to be used, the sources of data, and the procedures for analysis. Having a detailed case study protocol ensures consistency and reliability in the study.

The protocol should also consider how to work with the people involved in the research context to grant the research team access to collecting data. As mentioned in previous sections of this guide, establishing rapport is an essential component of qualitative research as it shapes the overall potential for collecting and analyzing data.

Collecting data

Gathering data in case study research often involves multiple sources of evidence, including documents, archival records, interviews, observations, and physical artifacts. This allows for a comprehensive understanding of the case. The process for gathering data should be systematic and carefully documented to ensure the reliability and validity of the study.

Analyzing and interpreting data

The next step is analyzing the data. This involves organizing the data , categorizing it into themes or patterns , and interpreting these patterns to answer the research question. The analysis might also involve comparing the findings with prior research or theoretical propositions.

Writing the case study report

The final step is writing the case study report . This should provide a detailed description of the case, the data, the analysis process, and the findings. The report should be clear, organized, and carefully written to ensure that the reader can understand the case and the conclusions drawn from it.

Each of these steps is crucial in ensuring that the case study research is rigorous, reliable, and provides valuable insights about the case.

The type, depth, and quality of data in your study can significantly influence the validity and utility of the study. In case study research, data is usually collected from multiple sources to provide a comprehensive and nuanced understanding of the case. This section will outline the various methods of collecting data used in case study research and discuss considerations for ensuring the quality of the data.

Interviews are a common method of gathering data in case study research. They can provide rich, in-depth data about the perspectives, experiences, and interpretations of the individuals involved in the case. Interviews can be structured , semi-structured , or unstructured , depending on the research question and the degree of flexibility needed.

Observations

Observations involve the researcher observing the case in its natural setting, providing first-hand information about the case and its context. Observations can provide data that might not be revealed in interviews or documents, such as non-verbal cues or contextual information.

Documents and artifacts

Documents and archival records provide a valuable source of data in case study research. They can include reports, letters, memos, meeting minutes, email correspondence, and various public and private documents related to the case.

case study e case history

These records can provide historical context, corroborate evidence from other sources, and offer insights into the case that might not be apparent from interviews or observations.

Physical artifacts refer to any physical evidence related to the case, such as tools, products, or physical environments. These artifacts can provide tangible insights into the case, complementing the data gathered from other sources.

Ensuring the quality of data collection

Determining the quality of data in case study research requires careful planning and execution. It's crucial to ensure that the data is reliable, accurate, and relevant to the research question. This involves selecting appropriate methods of collecting data, properly training interviewers or observers, and systematically recording and storing the data. It also includes considering ethical issues related to collecting and handling data, such as obtaining informed consent and ensuring the privacy and confidentiality of the participants.

Data analysis

Analyzing case study research involves making sense of the rich, detailed data to answer the research question. This process can be challenging due to the volume and complexity of case study data. However, a systematic and rigorous approach to analysis can ensure that the findings are credible and meaningful. This section outlines the main steps and considerations in analyzing data in case study research.

Organizing the data

The first step in the analysis is organizing the data. This involves sorting the data into manageable sections, often according to the data source or the theme. This step can also involve transcribing interviews, digitizing physical artifacts, or organizing observational data.

Categorizing and coding the data

Once the data is organized, the next step is to categorize or code the data. This involves identifying common themes, patterns, or concepts in the data and assigning codes to relevant data segments. Coding can be done manually or with the help of software tools, and in either case, qualitative analysis software can greatly facilitate the entire coding process. Coding helps to reduce the data to a set of themes or categories that can be more easily analyzed.

Identifying patterns and themes

After coding the data, the researcher looks for patterns or themes in the coded data. This involves comparing and contrasting the codes and looking for relationships or patterns among them. The identified patterns and themes should help answer the research question.

Interpreting the data

Once patterns and themes have been identified, the next step is to interpret these findings. This involves explaining what the patterns or themes mean in the context of the research question and the case. This interpretation should be grounded in the data, but it can also involve drawing on theoretical concepts or prior research.

Verification of the data

The last step in the analysis is verification. This involves checking the accuracy and consistency of the analysis process and confirming that the findings are supported by the data. This can involve re-checking the original data, checking the consistency of codes, or seeking feedback from research participants or peers.

Like any research method , case study research has its strengths and limitations. Researchers must be aware of these, as they can influence the design, conduct, and interpretation of the study.

Understanding the strengths and limitations of case study research can also guide researchers in deciding whether this approach is suitable for their research question . This section outlines some of the key strengths and limitations of case study research.

Benefits include the following:

  • Rich, detailed data: One of the main strengths of case study research is that it can generate rich, detailed data about the case. This can provide a deep understanding of the case and its context, which can be valuable in exploring complex phenomena.
  • Flexibility: Case study research is flexible in terms of design , data collection , and analysis . A sufficient degree of flexibility allows the researcher to adapt the study according to the case and the emerging findings.
  • Real-world context: Case study research involves studying the case in its real-world context, which can provide valuable insights into the interplay between the case and its context.
  • Multiple sources of evidence: Case study research often involves collecting data from multiple sources , which can enhance the robustness and validity of the findings.

On the other hand, researchers should consider the following limitations:

  • Generalizability: A common criticism of case study research is that its findings might not be generalizable to other cases due to the specificity and uniqueness of each case.
  • Time and resource intensive: Case study research can be time and resource intensive due to the depth of the investigation and the amount of collected data.
  • Complexity of analysis: The rich, detailed data generated in case study research can make analyzing the data challenging.
  • Subjectivity: Given the nature of case study research, there may be a higher degree of subjectivity in interpreting the data , so researchers need to reflect on this and transparently convey to audiences how the research was conducted.

Being aware of these strengths and limitations can help researchers design and conduct case study research effectively and interpret and report the findings appropriately.

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The History of the Case Study at Harvard Business School

faculty and student engaged in a classroom case discussion

  • 28 Feb 2017

Many first-time HBS Online participants are surprised to learn that, often, the professor is not at the center of their learning experience. Instead of long faculty lectures, the HBS Online learning model centers on smaller, more digestible pieces of content that require participants to interact with each other, test concepts, and learn from real-world examples.

Often, the professor fades into the background and lets the focus shift to interviews with executives, industry leaders, and small business owners. Some students might be left thinking, "Wait, where did that professor go? Why am I learning about a grocery store in Harvard Square?"

In the words of The Hitchhiker's Guide to the Galaxy , “Don’t panic.” These interviews, or cases, feature leaders at companies of all sizes and provide valuable examples of business concepts in action. This case study method forms the backbone of the Harvard Business School curriculum.

Back in the 1920s, HBS professors decided to develop and experiment with innovative and unique business instruction methods. As the first school in the world to design a signature, distinctive program in business, later to be called the MBA, there was a need for a teaching method that would benefit this novel approach.

HBS professors selected and took a few pages to summarize recent events, momentous challenges, strategic planning, and important decisions undertaken by major companies and organizations. The idea was, and remains to this day, that through direct contact with a real-world case, students will think independently about those facts, discuss and compare their perspectives and findings with their peers, and eventually discover a new concept on their own.

Central to the case method is the idea that students are not provided the "answer" or resolution to the problem at hand. Instead, just like a board member, CEO, or manager, the student is forced to analyze a situation and find solutions without full knowledge of all methods and facts. Without excluding more traditional aspects, such as interaction with professors and textbooks, the case method provides the student with the opportunity to think and act like managers.

Since 1924, the case method has been the most widely applied and successful teaching instrument to come out of HBS, and it is used today in almost all MBA and Executive Education courses there, as well as in hundreds of other top business schools around the world. The application of the case method is so extensive that HBS students will often choose to rely on cases, instead of textbooks or other material, for their research. Large corporations use the case method as well to approach their own challenges, while competing universities create their own versions for their students.

This is what the case method does—it puts students straight into the game, and ensures they acquire not just skills and abstract knowledge, but also a solid understanding of the outside world.

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What Is a Case Study?

Weighing the pros and cons of this method of research

Kendra Cherry, MS, is a psychosocial rehabilitation specialist, psychology educator, and author of the "Everything Psychology Book."

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Cara Lustik is a fact-checker and copywriter.

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Verywell / Colleen Tighe

  • Pros and Cons

What Types of Case Studies Are Out There?

Where do you find data for a case study, how do i write a psychology case study.

A case study is an in-depth study of one person, group, or event. In a case study, nearly every aspect of the subject's life and history is analyzed to seek patterns and causes of behavior. Case studies can be used in many different fields, including psychology, medicine, education, anthropology, political science, and social work.

The point of a case study is to learn as much as possible about an individual or group so that the information can be generalized to many others. Unfortunately, case studies tend to be highly subjective, and it is sometimes difficult to generalize results to a larger population.

While case studies focus on a single individual or group, they follow a format similar to other types of psychology writing. If you are writing a case study, we got you—here are some rules of APA format to reference.  

At a Glance

A case study, or an in-depth study of a person, group, or event, can be a useful research tool when used wisely. In many cases, case studies are best used in situations where it would be difficult or impossible for you to conduct an experiment. They are helpful for looking at unique situations and allow researchers to gather a lot of˜ information about a specific individual or group of people. However, it's important to be cautious of any bias we draw from them as they are highly subjective.

What Are the Benefits and Limitations of Case Studies?

A case study can have its strengths and weaknesses. Researchers must consider these pros and cons before deciding if this type of study is appropriate for their needs.

One of the greatest advantages of a case study is that it allows researchers to investigate things that are often difficult or impossible to replicate in a lab. Some other benefits of a case study:

  • Allows researchers to capture information on the 'how,' 'what,' and 'why,' of something that's implemented
  • Gives researchers the chance to collect information on why one strategy might be chosen over another
  • Permits researchers to develop hypotheses that can be explored in experimental research

On the other hand, a case study can have some drawbacks:

  • It cannot necessarily be generalized to the larger population
  • Cannot demonstrate cause and effect
  • It may not be scientifically rigorous
  • It can lead to bias

Researchers may choose to perform a case study if they want to explore a unique or recently discovered phenomenon. Through their insights, researchers develop additional ideas and study questions that might be explored in future studies.

It's important to remember that the insights from case studies cannot be used to determine cause-and-effect relationships between variables. However, case studies may be used to develop hypotheses that can then be addressed in experimental research.

Case Study Examples

There have been a number of notable case studies in the history of psychology. Much of  Freud's work and theories were developed through individual case studies. Some great examples of case studies in psychology include:

  • Anna O : Anna O. was a pseudonym of a woman named Bertha Pappenheim, a patient of a physician named Josef Breuer. While she was never a patient of Freud's, Freud and Breuer discussed her case extensively. The woman was experiencing symptoms of a condition that was then known as hysteria and found that talking about her problems helped relieve her symptoms. Her case played an important part in the development of talk therapy as an approach to mental health treatment.
  • Phineas Gage : Phineas Gage was a railroad employee who experienced a terrible accident in which an explosion sent a metal rod through his skull, damaging important portions of his brain. Gage recovered from his accident but was left with serious changes in both personality and behavior.
  • Genie : Genie was a young girl subjected to horrific abuse and isolation. The case study of Genie allowed researchers to study whether language learning was possible, even after missing critical periods for language development. Her case also served as an example of how scientific research may interfere with treatment and lead to further abuse of vulnerable individuals.

Such cases demonstrate how case research can be used to study things that researchers could not replicate in experimental settings. In Genie's case, her horrific abuse denied her the opportunity to learn a language at critical points in her development.

This is clearly not something researchers could ethically replicate, but conducting a case study on Genie allowed researchers to study phenomena that are otherwise impossible to reproduce.

There are a few different types of case studies that psychologists and other researchers might use:

  • Collective case studies : These involve studying a group of individuals. Researchers might study a group of people in a certain setting or look at an entire community. For example, psychologists might explore how access to resources in a community has affected the collective mental well-being of those who live there.
  • Descriptive case studies : These involve starting with a descriptive theory. The subjects are then observed, and the information gathered is compared to the pre-existing theory.
  • Explanatory case studies : These   are often used to do causal investigations. In other words, researchers are interested in looking at factors that may have caused certain things to occur.
  • Exploratory case studies : These are sometimes used as a prelude to further, more in-depth research. This allows researchers to gather more information before developing their research questions and hypotheses .
  • Instrumental case studies : These occur when the individual or group allows researchers to understand more than what is initially obvious to observers.
  • Intrinsic case studies : This type of case study is when the researcher has a personal interest in the case. Jean Piaget's observations of his own children are good examples of how an intrinsic case study can contribute to the development of a psychological theory.

The three main case study types often used are intrinsic, instrumental, and collective. Intrinsic case studies are useful for learning about unique cases. Instrumental case studies help look at an individual to learn more about a broader issue. A collective case study can be useful for looking at several cases simultaneously.

The type of case study that psychology researchers use depends on the unique characteristics of the situation and the case itself.

There are a number of different sources and methods that researchers can use to gather information about an individual or group. Six major sources that have been identified by researchers are:

  • Archival records : Census records, survey records, and name lists are examples of archival records.
  • Direct observation : This strategy involves observing the subject, often in a natural setting . While an individual observer is sometimes used, it is more common to utilize a group of observers.
  • Documents : Letters, newspaper articles, administrative records, etc., are the types of documents often used as sources.
  • Interviews : Interviews are one of the most important methods for gathering information in case studies. An interview can involve structured survey questions or more open-ended questions.
  • Participant observation : When the researcher serves as a participant in events and observes the actions and outcomes, it is called participant observation.
  • Physical artifacts : Tools, objects, instruments, and other artifacts are often observed during a direct observation of the subject.

If you have been directed to write a case study for a psychology course, be sure to check with your instructor for any specific guidelines you need to follow. If you are writing your case study for a professional publication, check with the publisher for their specific guidelines for submitting a case study.

Here is a general outline of what should be included in a case study.

Section 1: A Case History

This section will have the following structure and content:

Background information : The first section of your paper will present your client's background. Include factors such as age, gender, work, health status, family mental health history, family and social relationships, drug and alcohol history, life difficulties, goals, and coping skills and weaknesses.

Description of the presenting problem : In the next section of your case study, you will describe the problem or symptoms that the client presented with.

Describe any physical, emotional, or sensory symptoms reported by the client. Thoughts, feelings, and perceptions related to the symptoms should also be noted. Any screening or diagnostic assessments that are used should also be described in detail and all scores reported.

Your diagnosis : Provide your diagnosis and give the appropriate Diagnostic and Statistical Manual code. Explain how you reached your diagnosis, how the client's symptoms fit the diagnostic criteria for the disorder(s), or any possible difficulties in reaching a diagnosis.

Section 2: Treatment Plan

This portion of the paper will address the chosen treatment for the condition. This might also include the theoretical basis for the chosen treatment or any other evidence that might exist to support why this approach was chosen.

  • Cognitive behavioral approach : Explain how a cognitive behavioral therapist would approach treatment. Offer background information on cognitive behavioral therapy and describe the treatment sessions, client response, and outcome of this type of treatment. Make note of any difficulties or successes encountered by your client during treatment.
  • Humanistic approach : Describe a humanistic approach that could be used to treat your client, such as client-centered therapy . Provide information on the type of treatment you chose, the client's reaction to the treatment, and the end result of this approach. Explain why the treatment was successful or unsuccessful.
  • Psychoanalytic approach : Describe how a psychoanalytic therapist would view the client's problem. Provide some background on the psychoanalytic approach and cite relevant references. Explain how psychoanalytic therapy would be used to treat the client, how the client would respond to therapy, and the effectiveness of this treatment approach.
  • Pharmacological approach : If treatment primarily involves the use of medications, explain which medications were used and why. Provide background on the effectiveness of these medications and how monotherapy may compare with an approach that combines medications with therapy or other treatments.

This section of a case study should also include information about the treatment goals, process, and outcomes.

When you are writing a case study, you should also include a section where you discuss the case study itself, including the strengths and limitiations of the study. You should note how the findings of your case study might support previous research. 

In your discussion section, you should also describe some of the implications of your case study. What ideas or findings might require further exploration? How might researchers go about exploring some of these questions in additional studies?

Need More Tips?

Here are a few additional pointers to keep in mind when formatting your case study:

  • Never refer to the subject of your case study as "the client." Instead, use their name or a pseudonym.
  • Read examples of case studies to gain an idea about the style and format.
  • Remember to use APA format when citing references .

Crowe S, Cresswell K, Robertson A, Huby G, Avery A, Sheikh A. The case study approach .  BMC Med Res Methodol . 2011;11:100.

Crowe S, Cresswell K, Robertson A, Huby G, Avery A, Sheikh A. The case study approach . BMC Med Res Methodol . 2011 Jun 27;11:100. doi:10.1186/1471-2288-11-100

Gagnon, Yves-Chantal.  The Case Study as Research Method: A Practical Handbook . Canada, Chicago Review Press Incorporated DBA Independent Pub Group, 2010.

Yin, Robert K. Case Study Research and Applications: Design and Methods . United States, SAGE Publications, 2017.

By Kendra Cherry, MSEd Kendra Cherry, MS, is a psychosocial rehabilitation specialist, psychology educator, and author of the "Everything Psychology Book."

Case Study Research Method in Psychology

Saul Mcleod, PhD

Editor-in-Chief for Simply Psychology

BSc (Hons) Psychology, MRes, PhD, University of Manchester

Saul Mcleod, PhD., is a qualified psychology teacher with over 18 years of experience in further and higher education. He has been published in peer-reviewed journals, including the Journal of Clinical Psychology.

Learn about our Editorial Process

Olivia Guy-Evans, MSc

Associate Editor for Simply Psychology

BSc (Hons) Psychology, MSc Psychology of Education

Olivia Guy-Evans is a writer and associate editor for Simply Psychology. She has previously worked in healthcare and educational sectors.

On This Page:

Case studies are in-depth investigations of a person, group, event, or community. Typically, data is gathered from various sources using several methods (e.g., observations & interviews).

The case study research method originated in clinical medicine (the case history, i.e., the patient’s personal history). In psychology, case studies are often confined to the study of a particular individual.

The information is mainly biographical and relates to events in the individual’s past (i.e., retrospective), as well as to significant events that are currently occurring in his or her everyday life.

The case study is not a research method, but researchers select methods of data collection and analysis that will generate material suitable for case studies.

Freud (1909a, 1909b) conducted very detailed investigations into the private lives of his patients in an attempt to both understand and help them overcome their illnesses.

This makes it clear that the case study is a method that should only be used by a psychologist, therapist, or psychiatrist, i.e., someone with a professional qualification.

There is an ethical issue of competence. Only someone qualified to diagnose and treat a person can conduct a formal case study relating to atypical (i.e., abnormal) behavior or atypical development.

case study

 Famous Case Studies

  • Anna O – One of the most famous case studies, documenting psychoanalyst Josef Breuer’s treatment of “Anna O” (real name Bertha Pappenheim) for hysteria in the late 1800s using early psychoanalytic theory.
  • Little Hans – A child psychoanalysis case study published by Sigmund Freud in 1909 analyzing his five-year-old patient Herbert Graf’s house phobia as related to the Oedipus complex.
  • Bruce/Brenda – Gender identity case of the boy (Bruce) whose botched circumcision led psychologist John Money to advise gender reassignment and raise him as a girl (Brenda) in the 1960s.
  • Genie Wiley – Linguistics/psychological development case of the victim of extreme isolation abuse who was studied in 1970s California for effects of early language deprivation on acquiring speech later in life.
  • Phineas Gage – One of the most famous neuropsychology case studies analyzes personality changes in railroad worker Phineas Gage after an 1848 brain injury involving a tamping iron piercing his skull.

Clinical Case Studies

  • Studying the effectiveness of psychotherapy approaches with an individual patient
  • Assessing and treating mental illnesses like depression, anxiety disorders, PTSD
  • Neuropsychological cases investigating brain injuries or disorders

Child Psychology Case Studies

  • Studying psychological development from birth through adolescence
  • Cases of learning disabilities, autism spectrum disorders, ADHD
  • Effects of trauma, abuse, deprivation on development

Types of Case Studies

  • Explanatory case studies : Used to explore causation in order to find underlying principles. Helpful for doing qualitative analysis to explain presumed causal links.
  • Exploratory case studies : Used to explore situations where an intervention being evaluated has no clear set of outcomes. It helps define questions and hypotheses for future research.
  • Descriptive case studies : Describe an intervention or phenomenon and the real-life context in which it occurred. It is helpful for illustrating certain topics within an evaluation.
  • Multiple-case studies : Used to explore differences between cases and replicate findings across cases. Helpful for comparing and contrasting specific cases.
  • Intrinsic : Used to gain a better understanding of a particular case. Helpful for capturing the complexity of a single case.
  • Collective : Used to explore a general phenomenon using multiple case studies. Helpful for jointly studying a group of cases in order to inquire into the phenomenon.

Where Do You Find Data for a Case Study?

There are several places to find data for a case study. The key is to gather data from multiple sources to get a complete picture of the case and corroborate facts or findings through triangulation of evidence. Most of this information is likely qualitative (i.e., verbal description rather than measurement), but the psychologist might also collect numerical data.

1. Primary sources

  • Interviews – Interviewing key people related to the case to get their perspectives and insights. The interview is an extremely effective procedure for obtaining information about an individual, and it may be used to collect comments from the person’s friends, parents, employer, workmates, and others who have a good knowledge of the person, as well as to obtain facts from the person him or herself.
  • Observations – Observing behaviors, interactions, processes, etc., related to the case as they unfold in real-time.
  • Documents & Records – Reviewing private documents, diaries, public records, correspondence, meeting minutes, etc., relevant to the case.

2. Secondary sources

  • News/Media – News coverage of events related to the case study.
  • Academic articles – Journal articles, dissertations etc. that discuss the case.
  • Government reports – Official data and records related to the case context.
  • Books/films – Books, documentaries or films discussing the case.

3. Archival records

Searching historical archives, museum collections and databases to find relevant documents, visual/audio records related to the case history and context.

Public archives like newspapers, organizational records, photographic collections could all include potentially relevant pieces of information to shed light on attitudes, cultural perspectives, common practices and historical contexts related to psychology.

4. Organizational records

Organizational records offer the advantage of often having large datasets collected over time that can reveal or confirm psychological insights.

Of course, privacy and ethical concerns regarding confidential data must be navigated carefully.

However, with proper protocols, organizational records can provide invaluable context and empirical depth to qualitative case studies exploring the intersection of psychology and organizations.

  • Organizational/industrial psychology research : Organizational records like employee surveys, turnover/retention data, policies, incident reports etc. may provide insight into topics like job satisfaction, workplace culture and dynamics, leadership issues, employee behaviors etc.
  • Clinical psychology : Therapists/hospitals may grant access to anonymized medical records to study aspects like assessments, diagnoses, treatment plans etc. This could shed light on clinical practices.
  • School psychology : Studies could utilize anonymized student records like test scores, grades, disciplinary issues, and counseling referrals to study child development, learning barriers, effectiveness of support programs, and more.

How do I Write a Case Study in Psychology?

Follow specified case study guidelines provided by a journal or your psychology tutor. General components of clinical case studies include: background, symptoms, assessments, diagnosis, treatment, and outcomes. Interpreting the information means the researcher decides what to include or leave out. A good case study should always clarify which information is the factual description and which is an inference or the researcher’s opinion.

1. Introduction

  • Provide background on the case context and why it is of interest, presenting background information like demographics, relevant history, and presenting problem.
  • Compare briefly to similar published cases if applicable. Clearly state the focus/importance of the case.

2. Case Presentation

  • Describe the presenting problem in detail, including symptoms, duration,and impact on daily life.
  • Include client demographics like age and gender, information about social relationships, and mental health history.
  • Describe all physical, emotional, and/or sensory symptoms reported by the client.
  • Use patient quotes to describe the initial complaint verbatim. Follow with full-sentence summaries of relevant history details gathered, including key components that led to a working diagnosis.
  • Summarize clinical exam results, namely orthopedic/neurological tests, imaging, lab tests, etc. Note actual results rather than subjective conclusions. Provide images if clearly reproducible/anonymized.
  • Clearly state the working diagnosis or clinical impression before transitioning to management.

3. Management and Outcome

  • Indicate the total duration of care and number of treatments given over what timeframe. Use specific names/descriptions for any therapies/interventions applied.
  • Present the results of the intervention,including any quantitative or qualitative data collected.
  • For outcomes, utilize visual analog scales for pain, medication usage logs, etc., if possible. Include patient self-reports of improvement/worsening of symptoms. Note the reason for discharge/end of care.

4. Discussion

  • Analyze the case, exploring contributing factors, limitations of the study, and connections to existing research.
  • Analyze the effectiveness of the intervention,considering factors like participant adherence, limitations of the study, and potential alternative explanations for the results.
  • Identify any questions raised in the case analysis and relate insights to established theories and current research if applicable. Avoid definitive claims about physiological explanations.
  • Offer clinical implications, and suggest future research directions.

5. Additional Items

  • Thank specific assistants for writing support only. No patient acknowledgments.
  • References should directly support any key claims or quotes included.
  • Use tables/figures/images only if substantially informative. Include permissions and legends/explanatory notes.
  • Provides detailed (rich qualitative) information.
  • Provides insight for further research.
  • Permitting investigation of otherwise impractical (or unethical) situations.

Case studies allow a researcher to investigate a topic in far more detail than might be possible if they were trying to deal with a large number of research participants (nomothetic approach) with the aim of ‘averaging’.

Because of their in-depth, multi-sided approach, case studies often shed light on aspects of human thinking and behavior that would be unethical or impractical to study in other ways.

Research that only looks into the measurable aspects of human behavior is not likely to give us insights into the subjective dimension of experience, which is important to psychoanalytic and humanistic psychologists.

Case studies are often used in exploratory research. They can help us generate new ideas (that might be tested by other methods). They are an important way of illustrating theories and can help show how different aspects of a person’s life are related to each other.

The method is, therefore, important for psychologists who adopt a holistic point of view (i.e., humanistic psychologists ).

Limitations

  • Lacking scientific rigor and providing little basis for generalization of results to the wider population.
  • Researchers’ own subjective feelings may influence the case study (researcher bias).
  • Difficult to replicate.
  • Time-consuming and expensive.
  • The volume of data, together with the time restrictions in place, impacted the depth of analysis that was possible within the available resources.

Because a case study deals with only one person/event/group, we can never be sure if the case study investigated is representative of the wider body of “similar” instances. This means the conclusions drawn from a particular case may not be transferable to other settings.

Because case studies are based on the analysis of qualitative (i.e., descriptive) data , a lot depends on the psychologist’s interpretation of the information she has acquired.

This means that there is a lot of scope for Anna O , and it could be that the subjective opinions of the psychologist intrude in the assessment of what the data means.

For example, Freud has been criticized for producing case studies in which the information was sometimes distorted to fit particular behavioral theories (e.g., Little Hans ).

This is also true of Money’s interpretation of the Bruce/Brenda case study (Diamond, 1997) when he ignored evidence that went against his theory.

Breuer, J., & Freud, S. (1895).  Studies on hysteria . Standard Edition 2: London.

Curtiss, S. (1981). Genie: The case of a modern wild child .

Diamond, M., & Sigmundson, K. (1997). Sex Reassignment at Birth: Long-term Review and Clinical Implications. Archives of Pediatrics & Adolescent Medicine , 151(3), 298-304

Freud, S. (1909a). Analysis of a phobia of a five year old boy. In The Pelican Freud Library (1977), Vol 8, Case Histories 1, pages 169-306

Freud, S. (1909b). Bemerkungen über einen Fall von Zwangsneurose (Der “Rattenmann”). Jb. psychoanal. psychopathol. Forsch ., I, p. 357-421; GW, VII, p. 379-463; Notes upon a case of obsessional neurosis, SE , 10: 151-318.

Harlow J. M. (1848). Passage of an iron rod through the head.  Boston Medical and Surgical Journal, 39 , 389–393.

Harlow, J. M. (1868).  Recovery from the Passage of an Iron Bar through the Head .  Publications of the Massachusetts Medical Society. 2  (3), 327-347.

Money, J., & Ehrhardt, A. A. (1972).  Man & Woman, Boy & Girl : The Differentiation and Dimorphism of Gender Identity from Conception to Maturity. Baltimore, Maryland: Johns Hopkins University Press.

Money, J., & Tucker, P. (1975). Sexual signatures: On being a man or a woman.

Further Information

  • Case Study Approach
  • Case Study Method
  • Enhancing the Quality of Case Studies in Health Services Research
  • “We do things together” A case study of “couplehood” in dementia
  • Using mixed methods for evaluating an integrative approach to cancer care: a case study

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  • Case Study | Definition, Examples & Methods

Case Study | Definition, Examples & Methods

Published on 5 May 2022 by Shona McCombes . Revised on 30 January 2023.

A case study is a detailed study of a specific subject, such as a person, group, place, event, organisation, or phenomenon. Case studies are commonly used in social, educational, clinical, and business research.

A case study research design usually involves qualitative methods , but quantitative methods are sometimes also used. Case studies are good for describing , comparing, evaluating, and understanding different aspects of a research problem .

Table of contents

When to do a case study, step 1: select a case, step 2: build a theoretical framework, step 3: collect your data, step 4: describe and analyse the case.

A case study is an appropriate research design when you want to gain concrete, contextual, in-depth knowledge about a specific real-world subject. It allows you to explore the key characteristics, meanings, and implications of the case.

Case studies are often a good choice in a thesis or dissertation . They keep your project focused and manageable when you don’t have the time or resources to do large-scale research.

You might use just one complex case study where you explore a single subject in depth, or conduct multiple case studies to compare and illuminate different aspects of your research problem.

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Once you have developed your problem statement and research questions , you should be ready to choose the specific case that you want to focus on. A good case study should have the potential to:

  • Provide new or unexpected insights into the subject
  • Challenge or complicate existing assumptions and theories
  • Propose practical courses of action to resolve a problem
  • Open up new directions for future research

Unlike quantitative or experimental research, a strong case study does not require a random or representative sample. In fact, case studies often deliberately focus on unusual, neglected, or outlying cases which may shed new light on the research problem.

If you find yourself aiming to simultaneously investigate and solve an issue, consider conducting action research . As its name suggests, action research conducts research and takes action at the same time, and is highly iterative and flexible. 

However, you can also choose a more common or representative case to exemplify a particular category, experience, or phenomenon.

While case studies focus more on concrete details than general theories, they should usually have some connection with theory in the field. This way the case study is not just an isolated description, but is integrated into existing knowledge about the topic. It might aim to:

  • Exemplify a theory by showing how it explains the case under investigation
  • Expand on a theory by uncovering new concepts and ideas that need to be incorporated
  • Challenge a theory by exploring an outlier case that doesn’t fit with established assumptions

To ensure that your analysis of the case has a solid academic grounding, you should conduct a literature review of sources related to the topic and develop a theoretical framework . This means identifying key concepts and theories to guide your analysis and interpretation.

There are many different research methods you can use to collect data on your subject. Case studies tend to focus on qualitative data using methods such as interviews, observations, and analysis of primary and secondary sources (e.g., newspaper articles, photographs, official records). Sometimes a case study will also collect quantitative data .

The aim is to gain as thorough an understanding as possible of the case and its context.

In writing up the case study, you need to bring together all the relevant aspects to give as complete a picture as possible of the subject.

How you report your findings depends on the type of research you are doing. Some case studies are structured like a standard scientific paper or thesis, with separate sections or chapters for the methods , results , and discussion .

Others are written in a more narrative style, aiming to explore the case from various angles and analyse its meanings and implications (for example, by using textual analysis or discourse analysis ).

In all cases, though, make sure to give contextual details about the case, connect it back to the literature and theory, and discuss how it fits into wider patterns or debates.

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Home » Case Study – Methods, Examples and Guide

Case Study – Methods, Examples and Guide

Table of Contents

Case Study Research

A case study is a research method that involves an in-depth examination and analysis of a particular phenomenon or case, such as an individual, organization, community, event, or situation.

It is a qualitative research approach that aims to provide a detailed and comprehensive understanding of the case being studied. Case studies typically involve multiple sources of data, including interviews, observations, documents, and artifacts, which are analyzed using various techniques, such as content analysis, thematic analysis, and grounded theory. The findings of a case study are often used to develop theories, inform policy or practice, or generate new research questions.

Types of Case Study

Types and Methods of Case Study are as follows:

Single-Case Study

A single-case study is an in-depth analysis of a single case. This type of case study is useful when the researcher wants to understand a specific phenomenon in detail.

For Example , A researcher might conduct a single-case study on a particular individual to understand their experiences with a particular health condition or a specific organization to explore their management practices. The researcher collects data from multiple sources, such as interviews, observations, and documents, and uses various techniques to analyze the data, such as content analysis or thematic analysis. The findings of a single-case study are often used to generate new research questions, develop theories, or inform policy or practice.

Multiple-Case Study

A multiple-case study involves the analysis of several cases that are similar in nature. This type of case study is useful when the researcher wants to identify similarities and differences between the cases.

For Example, a researcher might conduct a multiple-case study on several companies to explore the factors that contribute to their success or failure. The researcher collects data from each case, compares and contrasts the findings, and uses various techniques to analyze the data, such as comparative analysis or pattern-matching. The findings of a multiple-case study can be used to develop theories, inform policy or practice, or generate new research questions.

Exploratory Case Study

An exploratory case study is used to explore a new or understudied phenomenon. This type of case study is useful when the researcher wants to generate hypotheses or theories about the phenomenon.

For Example, a researcher might conduct an exploratory case study on a new technology to understand its potential impact on society. The researcher collects data from multiple sources, such as interviews, observations, and documents, and uses various techniques to analyze the data, such as grounded theory or content analysis. The findings of an exploratory case study can be used to generate new research questions, develop theories, or inform policy or practice.

Descriptive Case Study

A descriptive case study is used to describe a particular phenomenon in detail. This type of case study is useful when the researcher wants to provide a comprehensive account of the phenomenon.

For Example, a researcher might conduct a descriptive case study on a particular community to understand its social and economic characteristics. The researcher collects data from multiple sources, such as interviews, observations, and documents, and uses various techniques to analyze the data, such as content analysis or thematic analysis. The findings of a descriptive case study can be used to inform policy or practice or generate new research questions.

Instrumental Case Study

An instrumental case study is used to understand a particular phenomenon that is instrumental in achieving a particular goal. This type of case study is useful when the researcher wants to understand the role of the phenomenon in achieving the goal.

For Example, a researcher might conduct an instrumental case study on a particular policy to understand its impact on achieving a particular goal, such as reducing poverty. The researcher collects data from multiple sources, such as interviews, observations, and documents, and uses various techniques to analyze the data, such as content analysis or thematic analysis. The findings of an instrumental case study can be used to inform policy or practice or generate new research questions.

Case Study Data Collection Methods

Here are some common data collection methods for case studies:

Interviews involve asking questions to individuals who have knowledge or experience relevant to the case study. Interviews can be structured (where the same questions are asked to all participants) or unstructured (where the interviewer follows up on the responses with further questions). Interviews can be conducted in person, over the phone, or through video conferencing.

Observations

Observations involve watching and recording the behavior and activities of individuals or groups relevant to the case study. Observations can be participant (where the researcher actively participates in the activities) or non-participant (where the researcher observes from a distance). Observations can be recorded using notes, audio or video recordings, or photographs.

Documents can be used as a source of information for case studies. Documents can include reports, memos, emails, letters, and other written materials related to the case study. Documents can be collected from the case study participants or from public sources.

Surveys involve asking a set of questions to a sample of individuals relevant to the case study. Surveys can be administered in person, over the phone, through mail or email, or online. Surveys can be used to gather information on attitudes, opinions, or behaviors related to the case study.

Artifacts are physical objects relevant to the case study. Artifacts can include tools, equipment, products, or other objects that provide insights into the case study phenomenon.

How to conduct Case Study Research

Conducting a case study research involves several steps that need to be followed to ensure the quality and rigor of the study. Here are the steps to conduct case study research:

  • Define the research questions: The first step in conducting a case study research is to define the research questions. The research questions should be specific, measurable, and relevant to the case study phenomenon under investigation.
  • Select the case: The next step is to select the case or cases to be studied. The case should be relevant to the research questions and should provide rich and diverse data that can be used to answer the research questions.
  • Collect data: Data can be collected using various methods, such as interviews, observations, documents, surveys, and artifacts. The data collection method should be selected based on the research questions and the nature of the case study phenomenon.
  • Analyze the data: The data collected from the case study should be analyzed using various techniques, such as content analysis, thematic analysis, or grounded theory. The analysis should be guided by the research questions and should aim to provide insights and conclusions relevant to the research questions.
  • Draw conclusions: The conclusions drawn from the case study should be based on the data analysis and should be relevant to the research questions. The conclusions should be supported by evidence and should be clearly stated.
  • Validate the findings: The findings of the case study should be validated by reviewing the data and the analysis with participants or other experts in the field. This helps to ensure the validity and reliability of the findings.
  • Write the report: The final step is to write the report of the case study research. The report should provide a clear description of the case study phenomenon, the research questions, the data collection methods, the data analysis, the findings, and the conclusions. The report should be written in a clear and concise manner and should follow the guidelines for academic writing.

Examples of Case Study

Here are some examples of case study research:

  • The Hawthorne Studies : Conducted between 1924 and 1932, the Hawthorne Studies were a series of case studies conducted by Elton Mayo and his colleagues to examine the impact of work environment on employee productivity. The studies were conducted at the Hawthorne Works plant of the Western Electric Company in Chicago and included interviews, observations, and experiments.
  • The Stanford Prison Experiment: Conducted in 1971, the Stanford Prison Experiment was a case study conducted by Philip Zimbardo to examine the psychological effects of power and authority. The study involved simulating a prison environment and assigning participants to the role of guards or prisoners. The study was controversial due to the ethical issues it raised.
  • The Challenger Disaster: The Challenger Disaster was a case study conducted to examine the causes of the Space Shuttle Challenger explosion in 1986. The study included interviews, observations, and analysis of data to identify the technical, organizational, and cultural factors that contributed to the disaster.
  • The Enron Scandal: The Enron Scandal was a case study conducted to examine the causes of the Enron Corporation’s bankruptcy in 2001. The study included interviews, analysis of financial data, and review of documents to identify the accounting practices, corporate culture, and ethical issues that led to the company’s downfall.
  • The Fukushima Nuclear Disaster : The Fukushima Nuclear Disaster was a case study conducted to examine the causes of the nuclear accident that occurred at the Fukushima Daiichi Nuclear Power Plant in Japan in 2011. The study included interviews, analysis of data, and review of documents to identify the technical, organizational, and cultural factors that contributed to the disaster.

Application of Case Study

Case studies have a wide range of applications across various fields and industries. Here are some examples:

Business and Management

Case studies are widely used in business and management to examine real-life situations and develop problem-solving skills. Case studies can help students and professionals to develop a deep understanding of business concepts, theories, and best practices.

Case studies are used in healthcare to examine patient care, treatment options, and outcomes. Case studies can help healthcare professionals to develop critical thinking skills, diagnose complex medical conditions, and develop effective treatment plans.

Case studies are used in education to examine teaching and learning practices. Case studies can help educators to develop effective teaching strategies, evaluate student progress, and identify areas for improvement.

Social Sciences

Case studies are widely used in social sciences to examine human behavior, social phenomena, and cultural practices. Case studies can help researchers to develop theories, test hypotheses, and gain insights into complex social issues.

Law and Ethics

Case studies are used in law and ethics to examine legal and ethical dilemmas. Case studies can help lawyers, policymakers, and ethical professionals to develop critical thinking skills, analyze complex cases, and make informed decisions.

Purpose of Case Study

The purpose of a case study is to provide a detailed analysis of a specific phenomenon, issue, or problem in its real-life context. A case study is a qualitative research method that involves the in-depth exploration and analysis of a particular case, which can be an individual, group, organization, event, or community.

The primary purpose of a case study is to generate a comprehensive and nuanced understanding of the case, including its history, context, and dynamics. Case studies can help researchers to identify and examine the underlying factors, processes, and mechanisms that contribute to the case and its outcomes. This can help to develop a more accurate and detailed understanding of the case, which can inform future research, practice, or policy.

Case studies can also serve other purposes, including:

  • Illustrating a theory or concept: Case studies can be used to illustrate and explain theoretical concepts and frameworks, providing concrete examples of how they can be applied in real-life situations.
  • Developing hypotheses: Case studies can help to generate hypotheses about the causal relationships between different factors and outcomes, which can be tested through further research.
  • Providing insight into complex issues: Case studies can provide insights into complex and multifaceted issues, which may be difficult to understand through other research methods.
  • Informing practice or policy: Case studies can be used to inform practice or policy by identifying best practices, lessons learned, or areas for improvement.

Advantages of Case Study Research

There are several advantages of case study research, including:

  • In-depth exploration: Case study research allows for a detailed exploration and analysis of a specific phenomenon, issue, or problem in its real-life context. This can provide a comprehensive understanding of the case and its dynamics, which may not be possible through other research methods.
  • Rich data: Case study research can generate rich and detailed data, including qualitative data such as interviews, observations, and documents. This can provide a nuanced understanding of the case and its complexity.
  • Holistic perspective: Case study research allows for a holistic perspective of the case, taking into account the various factors, processes, and mechanisms that contribute to the case and its outcomes. This can help to develop a more accurate and comprehensive understanding of the case.
  • Theory development: Case study research can help to develop and refine theories and concepts by providing empirical evidence and concrete examples of how they can be applied in real-life situations.
  • Practical application: Case study research can inform practice or policy by identifying best practices, lessons learned, or areas for improvement.
  • Contextualization: Case study research takes into account the specific context in which the case is situated, which can help to understand how the case is influenced by the social, cultural, and historical factors of its environment.

Limitations of Case Study Research

There are several limitations of case study research, including:

  • Limited generalizability : Case studies are typically focused on a single case or a small number of cases, which limits the generalizability of the findings. The unique characteristics of the case may not be applicable to other contexts or populations, which may limit the external validity of the research.
  • Biased sampling: Case studies may rely on purposive or convenience sampling, which can introduce bias into the sample selection process. This may limit the representativeness of the sample and the generalizability of the findings.
  • Subjectivity: Case studies rely on the interpretation of the researcher, which can introduce subjectivity into the analysis. The researcher’s own biases, assumptions, and perspectives may influence the findings, which may limit the objectivity of the research.
  • Limited control: Case studies are typically conducted in naturalistic settings, which limits the control that the researcher has over the environment and the variables being studied. This may limit the ability to establish causal relationships between variables.
  • Time-consuming: Case studies can be time-consuming to conduct, as they typically involve a detailed exploration and analysis of a specific case. This may limit the feasibility of conducting multiple case studies or conducting case studies in a timely manner.
  • Resource-intensive: Case studies may require significant resources, including time, funding, and expertise. This may limit the ability of researchers to conduct case studies in resource-constrained settings.

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Teaching History Through the Case Method

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  • Case Teaching
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T he case method is typically synonymous with business school curriculum. Through active case discussion, students put themselves in the proverbial shoes of a case protagonist, often a manager or leader of a company or organization facing a difficult business challenge. Students apply critical thinking skills to work through complicated problems and process contending points of view, then engage with their classmates in developing a solution together. This intellectual energy is the pedagogical “magic” instructors strive for.

Perhaps a lesser-known power of the case method, however, is in its applicability across a variety of topics and student levels. Take, for instance, history, government, civics, and democracy—topics that feel particularly pertinent given the roller-coaster US election and other polarizing political events around the world.

In an effort to bring these important topics, particularly American history, to life, historian David Moss, the Paul Whiton Cherington Professor of Business Administration at Harvard Business School (HBS), has taken the case method’s magic from the business school to the high school. In 2015, Moss launched a pilot program in 11 public, charter, and private high schools across the United States. He provided 23 history and civics teachers with historical cases that showcase the foundations of US democracy—as well as worksheets, assignment questions, and teaching plans. He then made the cases available for free to high school students to encourage case teaching among this group.

The goal of this program, called the Case Method Project , is to demonstrate that teaching with cases can strengthen high school and college education as well as ensure “a more exciting, relevant, and effective experience for students and teachers across a range of subjects,” according to its site.

“The results [of the Case Method Project] have been incredibly positive, especially in terms of strengthening students’ critical thinking, their retention and understanding of course material, and their civic interest and engagement.” David Moss

Since its initial launch, the program has grown considerably. Today Moss is working with over 350 teachers in more than 250 high schools across 45 states and the District of Columbia. “We’ve now reached well over 30,000 students as part of the initial pilot,” he says. “The project has grown considerably over the last several years, and the results have been incredibly positive, especially in terms of strengthening students’ critical thinking, their retention and understanding of course material, and their civic interest and engagement. Because of this success, we’re aiming to reach much larger numbers of teachers and students going forward through the new Case Method Institute for Education and Democracy, which started up this summer.”

The case method has proven remarkably effective in teaching high schoolers the critical thinking skills that the world’s future leaders so greatly need. Here, to help educators see the different ways and venues in which case teaching can be used, we showcase the collection of cases Moss authored and provided in support of this effort.

Democracy Cases to Use in Class

Here is a list of Moss’s cases , which you can use to engage students in conversations about US history and democracy. We hope you find these cases helpful.

James Madison, the ‘Federal Negative,’ and the Making of the U.S. Constitution (1787) and as a supplement: In Detail: Debt and Paper Money in Rhode Island (1786)

Battle Over a Bank: Defining the Limits of Federal Power Under a New Constitution (1791)

Democracy, Sovereignty, and the Struggle over Cherokee Removal (1836)

Banking and Politics in Antebellum New York (1838)

Property, Suffrage, and the "Right of Revolution" in Rhode Island, 1842

Debt and Democracy: The New York Constitutional Convention of 1846

The Struggle Over Public Education in Early America (1851)

A Nation Divided: The United States and the Challenge of Secession (1861)

Reconstruction A: The Crisis of 1877

Reconstruction B: Jury Rights in Virginia, 1877-1880

An Australian Ballot for California? (1891)

Labor, Capital, and Government: The Anthracite Coal Strike of 1902

The Jungle and the Debate over Federal Meat Inspection in 1906

The Battle Over the Initiative and Referendum in Massachusetts (1918)

Regulating Radio in the Age of Broadcasting (1927)

The Pecora Hearings (1932-34)

Martin Luther King and the Struggle for Black Voting Rights (1965)

Democracy and Women’s Rights in America: The Fight over the ERA (1982)

Manufacturing Constituencies: Race and Redistricting in North Carolina, 1993

Leadership and Independence at the Federal Reserve (2009)

Citizens United and Corporate Speech (2010)

Do you use the case method to spark discussion and debate on topics outside of business disciplines? Let us know .

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How to write a case study — examples, templates, and tools

How to write a case study — examples, templates, and tools marquee

It’s a marketer’s job to communicate the effectiveness of a product or service to potential and current customers to convince them to buy and keep business moving. One of the best methods for doing this is to share success stories that are relatable to prospects and customers based on their pain points, experiences, and overall needs.

That’s where case studies come in. Case studies are an essential part of a content marketing plan. These in-depth stories of customer experiences are some of the most effective at demonstrating the value of a product or service. Yet many marketers don’t use them, whether because of their regimented formats or the process of customer involvement and approval.

A case study is a powerful tool for showcasing your hard work and the success your customer achieved. But writing a great case study can be difficult if you’ve never done it before or if it’s been a while. This guide will show you how to write an effective case study and provide real-world examples and templates that will keep readers engaged and support your business.

In this article, you’ll learn:

What is a case study?

How to write a case study, case study templates, case study examples, case study tools.

A case study is the detailed story of a customer’s experience with a product or service that demonstrates their success and often includes measurable outcomes. Case studies are used in a range of fields and for various reasons, from business to academic research. They’re especially impactful in marketing as brands work to convince and convert consumers with relatable, real-world stories of actual customer experiences.

The best case studies tell the story of a customer’s success, including the steps they took, the results they achieved, and the support they received from a brand along the way. To write a great case study, you need to:

  • Celebrate the customer and make them — not a product or service — the star of the story.
  • Craft the story with specific audiences or target segments in mind so that the story of one customer will be viewed as relatable and actionable for another customer.
  • Write copy that is easy to read and engaging so that readers will gain the insights and messages intended.
  • Follow a standardized format that includes all of the essentials a potential customer would find interesting and useful.
  • Support all of the claims for success made in the story with data in the forms of hard numbers and customer statements.

Case studies are a type of review but more in depth, aiming to show — rather than just tell — the positive experiences that customers have with a brand. Notably, 89% of consumers read reviews before deciding to buy, and 79% view case study content as part of their purchasing process. When it comes to B2B sales, 52% of buyers rank case studies as an important part of their evaluation process.

Telling a brand story through the experience of a tried-and-true customer matters. The story is relatable to potential new customers as they imagine themselves in the shoes of the company or individual featured in the case study. Showcasing previous customers can help new ones see themselves engaging with your brand in the ways that are most meaningful to them.

Besides sharing the perspective of another customer, case studies stand out from other content marketing forms because they are based on evidence. Whether pulling from client testimonials or data-driven results, case studies tend to have more impact on new business because the story contains information that is both objective (data) and subjective (customer experience) — and the brand doesn’t sound too self-promotional.

89% of consumers read reviews before buying, 79% view case studies, and 52% of B2B buyers prioritize case studies in the evaluation process.

Case studies are unique in that there’s a fairly standardized format for telling a customer’s story. But that doesn’t mean there isn’t room for creativity. It’s all about making sure that teams are clear on the goals for the case study — along with strategies for supporting content and channels — and understanding how the story fits within the framework of the company’s overall marketing goals.

Here are the basic steps to writing a good case study.

1. Identify your goal

Start by defining exactly who your case study will be designed to help. Case studies are about specific instances where a company works with a customer to achieve a goal. Identify which customers are likely to have these goals, as well as other needs the story should cover to appeal to them.

The answer is often found in one of the buyer personas that have been constructed as part of your larger marketing strategy. This can include anything from new leads generated by the marketing team to long-term customers that are being pressed for cross-sell opportunities. In all of these cases, demonstrating value through a relatable customer success story can be part of the solution to conversion.

2. Choose your client or subject

Who you highlight matters. Case studies tie brands together that might otherwise not cross paths. A writer will want to ensure that the highlighted customer aligns with their own company’s brand identity and offerings. Look for a customer with positive name recognition who has had great success with a product or service and is willing to be an advocate.

The client should also match up with the identified target audience. Whichever company or individual is selected should be a reflection of other potential customers who can see themselves in similar circumstances, having the same problems and possible solutions.

Some of the most compelling case studies feature customers who:

  • Switch from one product or service to another while naming competitors that missed the mark.
  • Experience measurable results that are relatable to others in a specific industry.
  • Represent well-known brands and recognizable names that are likely to compel action.
  • Advocate for a product or service as a champion and are well-versed in its advantages.

Whoever or whatever customer is selected, marketers must ensure they have the permission of the company involved before getting started. Some brands have strict review and approval procedures for any official marketing or promotional materials that include their name. Acquiring those approvals in advance will prevent any miscommunication or wasted effort if there is an issue with their legal or compliance teams.

3. Conduct research and compile data

Substantiating the claims made in a case study — either by the marketing team or customers themselves — adds validity to the story. To do this, include data and feedback from the client that defines what success looks like. This can be anything from demonstrating return on investment (ROI) to a specific metric the customer was striving to improve. Case studies should prove how an outcome was achieved and show tangible results that indicate to the customer that your solution is the right one.

This step could also include customer interviews. Make sure that the people being interviewed are key stakeholders in the purchase decision or deployment and use of the product or service that is being highlighted. Content writers should work off a set list of questions prepared in advance. It can be helpful to share these with the interviewees beforehand so they have time to consider and craft their responses. One of the best interview tactics to keep in mind is to ask questions where yes and no are not natural answers. This way, your subject will provide more open-ended responses that produce more meaningful content.

4. Choose the right format

There are a number of different ways to format a case study. Depending on what you hope to achieve, one style will be better than another. However, there are some common elements to include, such as:

  • An engaging headline
  • A subject and customer introduction
  • The unique challenge or challenges the customer faced
  • The solution the customer used to solve the problem
  • The results achieved
  • Data and statistics to back up claims of success
  • A strong call to action (CTA) to engage with the vendor

It’s also important to note that while case studies are traditionally written as stories, they don’t have to be in a written format. Some companies choose to get more creative with their case studies and produce multimedia content, depending on their audience and objectives. Case study formats can include traditional print stories, interactive web or social content, data-heavy infographics, professionally shot videos, podcasts, and more.

5. Write your case study

We’ll go into more detail later about how exactly to write a case study, including templates and examples. Generally speaking, though, there are a few things to keep in mind when writing your case study.

  • Be clear and concise. Readers want to get to the point of the story quickly and easily, and they’ll be looking to see themselves reflected in the story right from the start.
  • Provide a big picture. Always make sure to explain who the client is, their goals, and how they achieved success in a short introduction to engage the reader.
  • Construct a clear narrative. Stick to the story from the perspective of the customer and what they needed to solve instead of just listing product features or benefits.
  • Leverage graphics. Incorporating infographics, charts, and sidebars can be a more engaging and eye-catching way to share key statistics and data in readable ways.
  • Offer the right amount of detail. Most case studies are one or two pages with clear sections that a reader can skim to find the information most important to them.
  • Include data to support claims. Show real results — both facts and figures and customer quotes — to demonstrate credibility and prove the solution works.

6. Promote your story

Marketers have a number of options for distribution of a freshly minted case study. Many brands choose to publish case studies on their website and post them on social media. This can help support SEO and organic content strategies while also boosting company credibility and trust as visitors see that other businesses have used the product or service.

Marketers are always looking for quality content they can use for lead generation. Consider offering a case study as gated content behind a form on a landing page or as an offer in an email message. One great way to do this is to summarize the content and tease the full story available for download after the user takes an action.

Sales teams can also leverage case studies, so be sure they are aware that the assets exist once they’re published. Especially when it comes to larger B2B sales, companies often ask for examples of similar customer challenges that have been solved.

Now that you’ve learned a bit about case studies and what they should include, you may be wondering how to start creating great customer story content. Here are a couple of templates you can use to structure your case study.

Template 1 — Challenge-solution-result format

  • Start with an engaging title. This should be fewer than 70 characters long for SEO best practices. One of the best ways to approach the title is to include the customer’s name and a hint at the challenge they overcame in the end.
  • Create an introduction. Lead with an explanation as to who the customer is, the need they had, and the opportunity they found with a specific product or solution. Writers can also suggest the success the customer experienced with the solution they chose.
  • Present the challenge. This should be several paragraphs long and explain the problem the customer faced and the issues they were trying to solve. Details should tie into the company’s products and services naturally. This section needs to be the most relatable to the reader so they can picture themselves in a similar situation.
  • Share the solution. Explain which product or service offered was the ideal fit for the customer and why. Feel free to delve into their experience setting up, purchasing, and onboarding the solution.
  • Explain the results. Demonstrate the impact of the solution they chose by backing up their positive experience with data. Fill in with customer quotes and tangible, measurable results that show the effect of their choice.
  • Ask for action. Include a CTA at the end of the case study that invites readers to reach out for more information, try a demo, or learn more — to nurture them further in the marketing pipeline. What you ask of the reader should tie directly into the goals that were established for the case study in the first place.

Template 2 — Data-driven format

  • Start with an engaging title. Be sure to include a statistic or data point in the first 70 characters. Again, it’s best to include the customer’s name as part of the title.
  • Create an overview. Share the customer’s background and a short version of the challenge they faced. Present the reason a particular product or service was chosen, and feel free to include quotes from the customer about their selection process.
  • Present data point 1. Isolate the first metric that the customer used to define success and explain how the product or solution helped to achieve this goal. Provide data points and quotes to substantiate the claim that success was achieved.
  • Present data point 2. Isolate the second metric that the customer used to define success and explain what the product or solution did to achieve this goal. Provide data points and quotes to substantiate the claim that success was achieved.
  • Present data point 3. Isolate the final metric that the customer used to define success and explain what the product or solution did to achieve this goal. Provide data points and quotes to substantiate the claim that success was achieved.
  • Summarize the results. Reiterate the fact that the customer was able to achieve success thanks to a specific product or service. Include quotes and statements that reflect customer satisfaction and suggest they plan to continue using the solution.
  • Ask for action. Include a CTA at the end of the case study that asks readers to reach out for more information, try a demo, or learn more — to further nurture them in the marketing pipeline. Again, remember that this is where marketers can look to convert their content into action with the customer.

While templates are helpful, seeing a case study in action can also be a great way to learn. Here are some examples of how Adobe customers have experienced success.

Juniper Networks

One example is the Adobe and Juniper Networks case study , which puts the reader in the customer’s shoes. The beginning of the story quickly orients the reader so that they know exactly who the article is about and what they were trying to achieve. Solutions are outlined in a way that shows Adobe Experience Manager is the best choice and a natural fit for the customer. Along the way, quotes from the client are incorporated to help add validity to the statements. The results in the case study are conveyed with clear evidence of scale and volume using tangible data.

A Lenovo case study showing statistics, a pull quote and featured headshot, the headline "The customer is king.," and Adobe product links.

The story of Lenovo’s journey with Adobe is one that spans years of planning, implementation, and rollout. The Lenovo case study does a great job of consolidating all of this into a relatable journey that other enterprise organizations can see themselves taking, despite the project size. This case study also features descriptive headers and compelling visual elements that engage the reader and strengthen the content.

Tata Consulting

When it comes to using data to show customer results, this case study does an excellent job of conveying details and numbers in an easy-to-digest manner. Bullet points at the start break up the content while also helping the reader understand exactly what the case study will be about. Tata Consulting used Adobe to deliver elevated, engaging content experiences for a large telecommunications client of its own — an objective that’s relatable for a lot of companies.

Case studies are a vital tool for any marketing team as they enable you to demonstrate the value of your company’s products and services to others. They help marketers do their job and add credibility to a brand trying to promote its solutions by using the experiences and stories of real customers.

When you’re ready to get started with a case study:

  • Think about a few goals you’d like to accomplish with your content.
  • Make a list of successful clients that would be strong candidates for a case study.
  • Reach out to the client to get their approval and conduct an interview.
  • Gather the data to present an engaging and effective customer story.

Adobe can help

There are several Adobe products that can help you craft compelling case studies. Adobe Experience Platform helps you collect data and deliver great customer experiences across every channel. Once you’ve created your case studies, Experience Platform will help you deliver the right information to the right customer at the right time for maximum impact.

To learn more, watch the Adobe Experience Platform story .

Keep in mind that the best case studies are backed by data. That’s where Adobe Real-Time Customer Data Platform and Adobe Analytics come into play. With Real-Time CDP, you can gather the data you need to build a great case study and target specific customers to deliver the content to the right audience at the perfect moment.

Watch the Real-Time CDP overview video to learn more.

Finally, Adobe Analytics turns real-time data into real-time insights. It helps your business collect and synthesize data from multiple platforms to make more informed decisions and create the best case study possible.

Request a demo to learn more about Adobe Analytics.

https://business.adobe.com/blog/perspectives/b2b-ecommerce-10-case-studies-inspire-you

https://business.adobe.com/blog/basics/business-case

https://business.adobe.com/blog/basics/what-is-real-time-analytics

How to write a case study — examples, templates, and tools card image

Organizing Your Social Sciences Research Assignments

  • Annotated Bibliography
  • Analyzing a Scholarly Journal Article
  • Group Presentations
  • Dealing with Nervousness
  • Using Visual Aids
  • Grading Someone Else's Paper
  • Types of Structured Group Activities
  • Group Project Survival Skills
  • Leading a Class Discussion
  • Multiple Book Review Essay
  • Reviewing Collected Works
  • Writing a Case Analysis Paper
  • Writing a Case Study
  • About Informed Consent
  • Writing Field Notes
  • Writing a Policy Memo
  • Writing a Reflective Paper
  • Writing a Research Proposal
  • Generative AI and Writing
  • Acknowledgments

A case study research paper examines a person, place, event, condition, phenomenon, or other type of subject of analysis in order to extrapolate  key themes and results that help predict future trends, illuminate previously hidden issues that can be applied to practice, and/or provide a means for understanding an important research problem with greater clarity. A case study research paper usually examines a single subject of analysis, but case study papers can also be designed as a comparative investigation that shows relationships between two or more subjects. The methods used to study a case can rest within a quantitative, qualitative, or mixed-method investigative paradigm.

Case Studies. Writing@CSU. Colorado State University; Mills, Albert J. , Gabrielle Durepos, and Eiden Wiebe, editors. Encyclopedia of Case Study Research . Thousand Oaks, CA: SAGE Publications, 2010 ; “What is a Case Study?” In Swanborn, Peter G. Case Study Research: What, Why and How? London: SAGE, 2010.

How to Approach Writing a Case Study Research Paper

General information about how to choose a topic to investigate can be found under the " Choosing a Research Problem " tab in the Organizing Your Social Sciences Research Paper writing guide. Review this page because it may help you identify a subject of analysis that can be investigated using a case study design.

However, identifying a case to investigate involves more than choosing the research problem . A case study encompasses a problem contextualized around the application of in-depth analysis, interpretation, and discussion, often resulting in specific recommendations for action or for improving existing conditions. As Seawright and Gerring note, practical considerations such as time and access to information can influence case selection, but these issues should not be the sole factors used in describing the methodological justification for identifying a particular case to study. Given this, selecting a case includes considering the following:

  • The case represents an unusual or atypical example of a research problem that requires more in-depth analysis? Cases often represent a topic that rests on the fringes of prior investigations because the case may provide new ways of understanding the research problem. For example, if the research problem is to identify strategies to improve policies that support girl's access to secondary education in predominantly Muslim nations, you could consider using Azerbaijan as a case study rather than selecting a more obvious nation in the Middle East. Doing so may reveal important new insights into recommending how governments in other predominantly Muslim nations can formulate policies that support improved access to education for girls.
  • The case provides important insight or illuminate a previously hidden problem? In-depth analysis of a case can be based on the hypothesis that the case study will reveal trends or issues that have not been exposed in prior research or will reveal new and important implications for practice. For example, anecdotal evidence may suggest drug use among homeless veterans is related to their patterns of travel throughout the day. Assuming prior studies have not looked at individual travel choices as a way to study access to illicit drug use, a case study that observes a homeless veteran could reveal how issues of personal mobility choices facilitate regular access to illicit drugs. Note that it is important to conduct a thorough literature review to ensure that your assumption about the need to reveal new insights or previously hidden problems is valid and evidence-based.
  • The case challenges and offers a counter-point to prevailing assumptions? Over time, research on any given topic can fall into a trap of developing assumptions based on outdated studies that are still applied to new or changing conditions or the idea that something should simply be accepted as "common sense," even though the issue has not been thoroughly tested in current practice. A case study analysis may offer an opportunity to gather evidence that challenges prevailing assumptions about a research problem and provide a new set of recommendations applied to practice that have not been tested previously. For example, perhaps there has been a long practice among scholars to apply a particular theory in explaining the relationship between two subjects of analysis. Your case could challenge this assumption by applying an innovative theoretical framework [perhaps borrowed from another discipline] to explore whether this approach offers new ways of understanding the research problem. Taking a contrarian stance is one of the most important ways that new knowledge and understanding develops from existing literature.
  • The case provides an opportunity to pursue action leading to the resolution of a problem? Another way to think about choosing a case to study is to consider how the results from investigating a particular case may result in findings that reveal ways in which to resolve an existing or emerging problem. For example, studying the case of an unforeseen incident, such as a fatal accident at a railroad crossing, can reveal hidden issues that could be applied to preventative measures that contribute to reducing the chance of accidents in the future. In this example, a case study investigating the accident could lead to a better understanding of where to strategically locate additional signals at other railroad crossings so as to better warn drivers of an approaching train, particularly when visibility is hindered by heavy rain, fog, or at night.
  • The case offers a new direction in future research? A case study can be used as a tool for an exploratory investigation that highlights the need for further research about the problem. A case can be used when there are few studies that help predict an outcome or that establish a clear understanding about how best to proceed in addressing a problem. For example, after conducting a thorough literature review [very important!], you discover that little research exists showing the ways in which women contribute to promoting water conservation in rural communities of east central Africa. A case study of how women contribute to saving water in a rural village of Uganda can lay the foundation for understanding the need for more thorough research that documents how women in their roles as cooks and family caregivers think about water as a valuable resource within their community. This example of a case study could also point to the need for scholars to build new theoretical frameworks around the topic [e.g., applying feminist theories of work and family to the issue of water conservation].

Eisenhardt, Kathleen M. “Building Theories from Case Study Research.” Academy of Management Review 14 (October 1989): 532-550; Emmel, Nick. Sampling and Choosing Cases in Qualitative Research: A Realist Approach . Thousand Oaks, CA: SAGE Publications, 2013; Gerring, John. “What Is a Case Study and What Is It Good for?” American Political Science Review 98 (May 2004): 341-354; Mills, Albert J. , Gabrielle Durepos, and Eiden Wiebe, editors. Encyclopedia of Case Study Research . Thousand Oaks, CA: SAGE Publications, 2010; Seawright, Jason and John Gerring. "Case Selection Techniques in Case Study Research." Political Research Quarterly 61 (June 2008): 294-308.

Structure and Writing Style

The purpose of a paper in the social sciences designed around a case study is to thoroughly investigate a subject of analysis in order to reveal a new understanding about the research problem and, in so doing, contributing new knowledge to what is already known from previous studies. In applied social sciences disciplines [e.g., education, social work, public administration, etc.], case studies may also be used to reveal best practices, highlight key programs, or investigate interesting aspects of professional work.

In general, the structure of a case study research paper is not all that different from a standard college-level research paper. However, there are subtle differences you should be aware of. Here are the key elements to organizing and writing a case study research paper.

I.  Introduction

As with any research paper, your introduction should serve as a roadmap for your readers to ascertain the scope and purpose of your study . The introduction to a case study research paper, however, should not only describe the research problem and its significance, but you should also succinctly describe why the case is being used and how it relates to addressing the problem. The two elements should be linked. With this in mind, a good introduction answers these four questions:

  • What is being studied? Describe the research problem and describe the subject of analysis [the case] you have chosen to address the problem. Explain how they are linked and what elements of the case will help to expand knowledge and understanding about the problem.
  • Why is this topic important to investigate? Describe the significance of the research problem and state why a case study design and the subject of analysis that the paper is designed around is appropriate in addressing the problem.
  • What did we know about this topic before I did this study? Provide background that helps lead the reader into the more in-depth literature review to follow. If applicable, summarize prior case study research applied to the research problem and why it fails to adequately address the problem. Describe why your case will be useful. If no prior case studies have been used to address the research problem, explain why you have selected this subject of analysis.
  • How will this study advance new knowledge or new ways of understanding? Explain why your case study will be suitable in helping to expand knowledge and understanding about the research problem.

Each of these questions should be addressed in no more than a few paragraphs. Exceptions to this can be when you are addressing a complex research problem or subject of analysis that requires more in-depth background information.

II.  Literature Review

The literature review for a case study research paper is generally structured the same as it is for any college-level research paper. The difference, however, is that the literature review is focused on providing background information and  enabling historical interpretation of the subject of analysis in relation to the research problem the case is intended to address . This includes synthesizing studies that help to:

  • Place relevant works in the context of their contribution to understanding the case study being investigated . This would involve summarizing studies that have used a similar subject of analysis to investigate the research problem. If there is literature using the same or a very similar case to study, you need to explain why duplicating past research is important [e.g., conditions have changed; prior studies were conducted long ago, etc.].
  • Describe the relationship each work has to the others under consideration that informs the reader why this case is applicable . Your literature review should include a description of any works that support using the case to investigate the research problem and the underlying research questions.
  • Identify new ways to interpret prior research using the case study . If applicable, review any research that has examined the research problem using a different research design. Explain how your use of a case study design may reveal new knowledge or a new perspective or that can redirect research in an important new direction.
  • Resolve conflicts amongst seemingly contradictory previous studies . This refers to synthesizing any literature that points to unresolved issues of concern about the research problem and describing how the subject of analysis that forms the case study can help resolve these existing contradictions.
  • Point the way in fulfilling a need for additional research . Your review should examine any literature that lays a foundation for understanding why your case study design and the subject of analysis around which you have designed your study may reveal a new way of approaching the research problem or offer a perspective that points to the need for additional research.
  • Expose any gaps that exist in the literature that the case study could help to fill . Summarize any literature that not only shows how your subject of analysis contributes to understanding the research problem, but how your case contributes to a new way of understanding the problem that prior research has failed to do.
  • Locate your own research within the context of existing literature [very important!] . Collectively, your literature review should always place your case study within the larger domain of prior research about the problem. The overarching purpose of reviewing pertinent literature in a case study paper is to demonstrate that you have thoroughly identified and synthesized prior studies in relation to explaining the relevance of the case in addressing the research problem.

III.  Method

In this section, you explain why you selected a particular case [i.e., subject of analysis] and the strategy you used to identify and ultimately decide that your case was appropriate in addressing the research problem. The way you describe the methods used varies depending on the type of subject of analysis that constitutes your case study.

If your subject of analysis is an incident or event . In the social and behavioral sciences, the event or incident that represents the case to be studied is usually bounded by time and place, with a clear beginning and end and with an identifiable location or position relative to its surroundings. The subject of analysis can be a rare or critical event or it can focus on a typical or regular event. The purpose of studying a rare event is to illuminate new ways of thinking about the broader research problem or to test a hypothesis. Critical incident case studies must describe the method by which you identified the event and explain the process by which you determined the validity of this case to inform broader perspectives about the research problem or to reveal new findings. However, the event does not have to be a rare or uniquely significant to support new thinking about the research problem or to challenge an existing hypothesis. For example, Walo, Bull, and Breen conducted a case study to identify and evaluate the direct and indirect economic benefits and costs of a local sports event in the City of Lismore, New South Wales, Australia. The purpose of their study was to provide new insights from measuring the impact of a typical local sports event that prior studies could not measure well because they focused on large "mega-events." Whether the event is rare or not, the methods section should include an explanation of the following characteristics of the event: a) when did it take place; b) what were the underlying circumstances leading to the event; and, c) what were the consequences of the event in relation to the research problem.

If your subject of analysis is a person. Explain why you selected this particular individual to be studied and describe what experiences they have had that provide an opportunity to advance new understandings about the research problem. Mention any background about this person which might help the reader understand the significance of their experiences that make them worthy of study. This includes describing the relationships this person has had with other people, institutions, and/or events that support using them as the subject for a case study research paper. It is particularly important to differentiate the person as the subject of analysis from others and to succinctly explain how the person relates to examining the research problem [e.g., why is one politician in a particular local election used to show an increase in voter turnout from any other candidate running in the election]. Note that these issues apply to a specific group of people used as a case study unit of analysis [e.g., a classroom of students].

If your subject of analysis is a place. In general, a case study that investigates a place suggests a subject of analysis that is unique or special in some way and that this uniqueness can be used to build new understanding or knowledge about the research problem. A case study of a place must not only describe its various attributes relevant to the research problem [e.g., physical, social, historical, cultural, economic, political], but you must state the method by which you determined that this place will illuminate new understandings about the research problem. It is also important to articulate why a particular place as the case for study is being used if similar places also exist [i.e., if you are studying patterns of homeless encampments of veterans in open spaces, explain why you are studying Echo Park in Los Angeles rather than Griffith Park?]. If applicable, describe what type of human activity involving this place makes it a good choice to study [e.g., prior research suggests Echo Park has more homeless veterans].

If your subject of analysis is a phenomenon. A phenomenon refers to a fact, occurrence, or circumstance that can be studied or observed but with the cause or explanation to be in question. In this sense, a phenomenon that forms your subject of analysis can encompass anything that can be observed or presumed to exist but is not fully understood. In the social and behavioral sciences, the case usually focuses on human interaction within a complex physical, social, economic, cultural, or political system. For example, the phenomenon could be the observation that many vehicles used by ISIS fighters are small trucks with English language advertisements on them. The research problem could be that ISIS fighters are difficult to combat because they are highly mobile. The research questions could be how and by what means are these vehicles used by ISIS being supplied to the militants and how might supply lines to these vehicles be cut off? How might knowing the suppliers of these trucks reveal larger networks of collaborators and financial support? A case study of a phenomenon most often encompasses an in-depth analysis of a cause and effect that is grounded in an interactive relationship between people and their environment in some way.

NOTE:   The choice of the case or set of cases to study cannot appear random. Evidence that supports the method by which you identified and chose your subject of analysis should clearly support investigation of the research problem and linked to key findings from your literature review. Be sure to cite any studies that helped you determine that the case you chose was appropriate for examining the problem.

IV.  Discussion

The main elements of your discussion section are generally the same as any research paper, but centered around interpreting and drawing conclusions about the key findings from your analysis of the case study. Note that a general social sciences research paper may contain a separate section to report findings. However, in a paper designed around a case study, it is common to combine a description of the results with the discussion about their implications. The objectives of your discussion section should include the following:

Reiterate the Research Problem/State the Major Findings Briefly reiterate the research problem you are investigating and explain why the subject of analysis around which you designed the case study were used. You should then describe the findings revealed from your study of the case using direct, declarative, and succinct proclamation of the study results. Highlight any findings that were unexpected or especially profound.

Explain the Meaning of the Findings and Why They are Important Systematically explain the meaning of your case study findings and why you believe they are important. Begin this part of the section by repeating what you consider to be your most important or surprising finding first, then systematically review each finding. Be sure to thoroughly extrapolate what your analysis of the case can tell the reader about situations or conditions beyond the actual case that was studied while, at the same time, being careful not to misconstrue or conflate a finding that undermines the external validity of your conclusions.

Relate the Findings to Similar Studies No study in the social sciences is so novel or possesses such a restricted focus that it has absolutely no relation to previously published research. The discussion section should relate your case study results to those found in other studies, particularly if questions raised from prior studies served as the motivation for choosing your subject of analysis. This is important because comparing and contrasting the findings of other studies helps support the overall importance of your results and it highlights how and in what ways your case study design and the subject of analysis differs from prior research about the topic.

Consider Alternative Explanations of the Findings Remember that the purpose of social science research is to discover and not to prove. When writing the discussion section, you should carefully consider all possible explanations revealed by the case study results, rather than just those that fit your hypothesis or prior assumptions and biases. Be alert to what the in-depth analysis of the case may reveal about the research problem, including offering a contrarian perspective to what scholars have stated in prior research if that is how the findings can be interpreted from your case.

Acknowledge the Study's Limitations You can state the study's limitations in the conclusion section of your paper but describing the limitations of your subject of analysis in the discussion section provides an opportunity to identify the limitations and explain why they are not significant. This part of the discussion section should also note any unanswered questions or issues your case study could not address. More detailed information about how to document any limitations to your research can be found here .

Suggest Areas for Further Research Although your case study may offer important insights about the research problem, there are likely additional questions related to the problem that remain unanswered or findings that unexpectedly revealed themselves as a result of your in-depth analysis of the case. Be sure that the recommendations for further research are linked to the research problem and that you explain why your recommendations are valid in other contexts and based on the original assumptions of your study.

V.  Conclusion

As with any research paper, you should summarize your conclusion in clear, simple language; emphasize how the findings from your case study differs from or supports prior research and why. Do not simply reiterate the discussion section. Provide a synthesis of key findings presented in the paper to show how these converge to address the research problem. If you haven't already done so in the discussion section, be sure to document the limitations of your case study and any need for further research.

The function of your paper's conclusion is to: 1) reiterate the main argument supported by the findings from your case study; 2) state clearly the context, background, and necessity of pursuing the research problem using a case study design in relation to an issue, controversy, or a gap found from reviewing the literature; and, 3) provide a place to persuasively and succinctly restate the significance of your research problem, given that the reader has now been presented with in-depth information about the topic.

Consider the following points to help ensure your conclusion is appropriate:

  • If the argument or purpose of your paper is complex, you may need to summarize these points for your reader.
  • If prior to your conclusion, you have not yet explained the significance of your findings or if you are proceeding inductively, use the conclusion of your paper to describe your main points and explain their significance.
  • Move from a detailed to a general level of consideration of the case study's findings that returns the topic to the context provided by the introduction or within a new context that emerges from your case study findings.

Note that, depending on the discipline you are writing in or the preferences of your professor, the concluding paragraph may contain your final reflections on the evidence presented as it applies to practice or on the essay's central research problem. However, the nature of being introspective about the subject of analysis you have investigated will depend on whether you are explicitly asked to express your observations in this way.

Problems to Avoid

Overgeneralization One of the goals of a case study is to lay a foundation for understanding broader trends and issues applied to similar circumstances. However, be careful when drawing conclusions from your case study. They must be evidence-based and grounded in the results of the study; otherwise, it is merely speculation. Looking at a prior example, it would be incorrect to state that a factor in improving girls access to education in Azerbaijan and the policy implications this may have for improving access in other Muslim nations is due to girls access to social media if there is no documentary evidence from your case study to indicate this. There may be anecdotal evidence that retention rates were better for girls who were engaged with social media, but this observation would only point to the need for further research and would not be a definitive finding if this was not a part of your original research agenda.

Failure to Document Limitations No case is going to reveal all that needs to be understood about a research problem. Therefore, just as you have to clearly state the limitations of a general research study , you must describe the specific limitations inherent in the subject of analysis. For example, the case of studying how women conceptualize the need for water conservation in a village in Uganda could have limited application in other cultural contexts or in areas where fresh water from rivers or lakes is plentiful and, therefore, conservation is understood more in terms of managing access rather than preserving access to a scarce resource.

Failure to Extrapolate All Possible Implications Just as you don't want to over-generalize from your case study findings, you also have to be thorough in the consideration of all possible outcomes or recommendations derived from your findings. If you do not, your reader may question the validity of your analysis, particularly if you failed to document an obvious outcome from your case study research. For example, in the case of studying the accident at the railroad crossing to evaluate where and what types of warning signals should be located, you failed to take into consideration speed limit signage as well as warning signals. When designing your case study, be sure you have thoroughly addressed all aspects of the problem and do not leave gaps in your analysis that leave the reader questioning the results.

Case Studies. Writing@CSU. Colorado State University; Gerring, John. Case Study Research: Principles and Practices . New York: Cambridge University Press, 2007; Merriam, Sharan B. Qualitative Research and Case Study Applications in Education . Rev. ed. San Francisco, CA: Jossey-Bass, 1998; Miller, Lisa L. “The Use of Case Studies in Law and Social Science Research.” Annual Review of Law and Social Science 14 (2018): TBD; Mills, Albert J., Gabrielle Durepos, and Eiden Wiebe, editors. Encyclopedia of Case Study Research . Thousand Oaks, CA: SAGE Publications, 2010; Putney, LeAnn Grogan. "Case Study." In Encyclopedia of Research Design , Neil J. Salkind, editor. (Thousand Oaks, CA: SAGE Publications, 2010), pp. 116-120; Simons, Helen. Case Study Research in Practice . London: SAGE Publications, 2009;  Kratochwill,  Thomas R. and Joel R. Levin, editors. Single-Case Research Design and Analysis: New Development for Psychology and Education .  Hilldsale, NJ: Lawrence Erlbaum Associates, 1992; Swanborn, Peter G. Case Study Research: What, Why and How? London : SAGE, 2010; Yin, Robert K. Case Study Research: Design and Methods . 6th edition. Los Angeles, CA, SAGE Publications, 2014; Walo, Maree, Adrian Bull, and Helen Breen. “Achieving Economic Benefits at Local Events: A Case Study of a Local Sports Event.” Festival Management and Event Tourism 4 (1996): 95-106.

Writing Tip

At Least Five Misconceptions about Case Study Research

Social science case studies are often perceived as limited in their ability to create new knowledge because they are not randomly selected and findings cannot be generalized to larger populations. Flyvbjerg examines five misunderstandings about case study research and systematically "corrects" each one. To quote, these are:

Misunderstanding 1 :  General, theoretical [context-independent] knowledge is more valuable than concrete, practical [context-dependent] knowledge. Misunderstanding 2 :  One cannot generalize on the basis of an individual case; therefore, the case study cannot contribute to scientific development. Misunderstanding 3 :  The case study is most useful for generating hypotheses; that is, in the first stage of a total research process, whereas other methods are more suitable for hypotheses testing and theory building. Misunderstanding 4 :  The case study contains a bias toward verification, that is, a tendency to confirm the researcher’s preconceived notions. Misunderstanding 5 :  It is often difficult to summarize and develop general propositions and theories on the basis of specific case studies [p. 221].

While writing your paper, think introspectively about how you addressed these misconceptions because to do so can help you strengthen the validity and reliability of your research by clarifying issues of case selection, the testing and challenging of existing assumptions, the interpretation of key findings, and the summation of case outcomes. Think of a case study research paper as a complete, in-depth narrative about the specific properties and key characteristics of your subject of analysis applied to the research problem.

Flyvbjerg, Bent. “Five Misunderstandings About Case-Study Research.” Qualitative Inquiry 12 (April 2006): 219-245.

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Quick reference.

A sociological method analogous to medical case-histories, tracing the career of a phenomenon through one example or many, which enables comparative and longitudinal analysis. The extended history of a selected case may be one of a number in a case-study research project, providing an enormously detailed and substantiated account, with reference to some specific characteristic or experience. The most common type is the life-history of an individual which, despite its title, is necessarily selective, giving a post hoc account of the antecedents, causes, consequences, contextual factors, perceptions, and attitudes associated with some key feature of the person or their experience—such as the fact of their being an immigrant, criminal, or charismatic leader. By their nature, such case-histories give greater emphasis to personal characteristics than to structural factors, and to specific processes rather than general patterns. Case-histories sometimes take as their unit of study a group, organization, or community, and are thus closely allied to the case-study. A single case-history is often used to generate hypotheses for further study. Case-histories are also used extensively in psychiatry and social work, and in criminology and clinical psychology, employing the skills and methods of the respective disciplines.

From:   case-history   in  A Dictionary of Sociology »

Subjects: Social sciences — Sociology

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In This Section

  • Reflective Essay
  • Project Summary

How to Use This Case Study: A Guide for Students and Teachers

  • Migration and the Twentieth-Century South: An Overview
  • Study Questions
  • Population Statistics
  • Agricultural Statistics
  • Images of Farming
  • Business, Industry, and Government
  • Annotated Bibliography of Primary Sources
  • Acknowledgements

Auction

This case study is intended to help students develop a better understanding of why and how migration takes place and what the impact of migration is on the places people migrate to and the places people leave. More specifically, it is designed to help students develop a better understanding of migration in the twentieth century American South and of the role of migration in Southern history. The case study is also intended as an exercise in the use of primary sources and how the writing of good history depends on finding and carefully interpreting primary sources. The audience for this case study is college history students, although advanced high school students are more than capable of making use of it also.

Three North Carolina counties located on the Virginia border will be examined during the period from 1940-1999. A collection of primary sources* has been assembled that consists of on-site sources and links to primary sources at other web sites. These sources include interviews, statistics drawn from U.S. Census records, and photographs. Secondary sources** are also available in the form of a brief overview of migration on-site and links to a number of other sites with more extensive studies of migration and economic and social change in the South. A sizeable body of primary and secondary source material is thus available to students. In fact, there is more information on this site and at the web sites linked to this site than the typical student has the time or interest to read through. Students must, therefore, be selective with their reading both as to the sites they choose to explore and how closely they read particular texts. This too is what good historians do and indeed what all of us must learn to do in order to manage the tremendous amounts of information that come our way in this "Age of Information."

The study questions are the key to this case study; they are really a navigational aid that enables students to steer through the primary sources. Ideally, the answers derived from digging through the assembled primary sources will make the general analysis in the overview more meaningful and will flesh out with details what were before only seemingly vague generalizations. We hope students may also get a better handle on the "why" of migration by studying a small area so intensely. Questions in each unit in the study guide are organized from simple questions requiring simple answers to questions that require complex, analytical answers. The idea here is that the exercise will help students work through the step-by-step process of writing an historical analysis, a process that often leaves students sitting mystified behind piles of books and stacks of note cards. Teachers may assign a group of questions to students or, for a more extensive project, all of the questions. Teachers might also assign groups of questions to different discussion groups in a class and have each group develop an oral presentation based on their findings.

Where to begin? Begin with the " Overview ." Make your decision at that point as to whether you will to read some of the other secondary sources linked to the "Overview." Then move to the " Study Questions ." They will guide you to particular primary sources on and off thisweb site.

*Primary sources are firsthand accounts of a period or event in history by someone who was there or who talked to someone who was there. Government documents, pictures, newspaper accounts, diaries, government statistics, memoirs and interviews are all examples of primary sources. These sources need not be concerned with "major" events; they might record the annual harvest in a county, an industrial fire, a corn shucking, or the national divorce rate.

**Secondary sources are what historians do with primary sources. A secondary source is thus an analysis of a topic or issue that employs primary sources and other secondary sources. Is it possible to create a secondary source solely by relying on other secondary sources? The answer is "yes" but historians are suspicious of the validity of historical observations based solely on research in the secondary sources just as a farmer might be suspicious of anyone who claims to farm but never has dirty hands. While students may have no interest in writing history, most historians feel students should at least be aware of the connection between primary and secondary sources. This awareness, we believe, enhances the ability of students to critically assess secondary source material.

Rattleback

The 6 Elements of an Effective Case Story

By Jenny Gatchell   |   March 17, 2021   |   Content Marketing

A good case study describes the value and impact of the services you offer from your client’s perspective. This article outlines the six components of a compelling and effective case study.

“Do you have an example of that?” It’s the most common question we ask when interviewing companies for a thought leadership article. We’re looking for stories that bring the value of solutions and offerings to life. Specifically, we want to hear the details of how a client successfully used your services to drive tangible, measurable results in their own business. There’s really no better way to validate your company’s point-of-view than with a case story. And peppering thought leadership content with relevant examples makes for a more interesting and memorable read.

Of course, client stories can and should stand on their own in addition to being referenced in your content. Having these stories readily available on your website helps prospects vet your services. By building effective case stories you give potential new clients the chance to stand in your current clients’ shoes and see what it’s really like to work with you.

Here are the six components every good case study should use to make your clients’ successes as relatable as possible:

  • Summary Statement
  • Organizational Summary
  • Problem Statement
  • Solution Description
  • Call-To-Action

Summary Statement: Give the Cliffs Notes Version of the Story

Provide a brief snapshot of your client’s story—problem, solution, and outcome—in a few sentences or brief paragraph. Readers can get the key points and decide if they want to dive in and read the full case.

case study e case history

Organizational Summary: Position Your Client as the Hero

In a sidebar or callout, tell a little bit more about your client and their story. What industry do they operate in? Who do they serve? Where are they located? And how big is their organization? Note that your client is the ultimate hero in this story. You want to showcase the client’s wisdom in choosing to leverage your solution to solve their challenges.

case study e case history

Problem Statement: Setup the Situation

Use this section to frame up the challenges facing your client. Be sure to include details or context around any issues complicating the situation. Aim to do this in about 50 to 100 words and be sure to tell the story from your client’s point-of-view. This will help your prospects better relate to the story, especially if they are facing similar challenges in their own businesses. If possible, include a client quote or even a brief video snippet where the client describes the challenges in his or her own words.

case study e case history

Solution Description: Describe the Resolution, with Your Client Leading the Way

This is the meat of your case story and will include the details about how your solution was developed and delivered. Aim to keep this section to about 200 to 300 words.

This is where it’s trickiest to keep your client positioned as the hero since you’ll obviously want to include specific details about the unique aspects of your solution and emphasize the merits of your company’s approach and point-of-view. You can do all those things—and still keep your client front and center. The key is to celebrate the client’s smart choice in selecting you and your services. Again, a quote or video snippet will work well here to highlight your client’s rationale for believing your solution would be the right answer to his company’s problems. You can also talk about any collaboration between you and the client. And, if possible, you can discuss how your services fit into the client’s bigger picture strategy for tackling the issue.

The solution section is also a great place to ensure your case story is visually interesting. Include images, graphics, visuals, or flow charts that help paint the picture of how the solution worked for your client.

case study e case history

Outcomes: Make the Results Pop

Finish your case story on a strong note by emphasizing the results. Include data to quantify the impact—such as how many dollars were saved or new clients won. We like to use bullet points here to give the information in bite-sized fashion and make the numbers and their significance really pop. You can also include another client quote or a video that helps validate your client’s decision to hire you.

case study e case history

Call-to-Action (CTA): Keep the Conversation Going

Finally, do not forget to invite your readers to continue exploring your solutions. For web versions of case studies, include a contact form for the organization. For print versions, include information about your organization along with contact information for your team to make it easy for your prospects to connect with you.

case study e case history

Closing Thoughts: The Proof Really Is in the Pudding

Client success stories are arguably one of the most important tools you have in marketing your services. Showing how other companies have leveraged your expertise and point-of-view to drive tangible results in their own businesses validates your claims and makes it much easier for potential clients to understand how you work. Plus, showcasing your current clients’ genius is good for your existing relationships, too. If you have stories you haven’t shared yet, now’s the time to put them out there. And give your clients’—and yourself—credit for the great work you do.

The Content Marketing Webinar for A/E Firms

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Jenny Gatchell

Jenny Gatchell is a Contract Copywriter for Rattleback. She helps clients find their voices, articulate their points of view, and tell their stories in ways that resonate with all audiences they need to reach.

case study e case history

The 24 Best eCommerce Retail Case Studies Worth Reading

retail-case-studies

In the fast-paced world of retail and eCommerce, staying ahead of the game is not just a goal; it’s the lifeline of our industry. For seasoned retail executives, inspiration often comes from the experiences and successes of industry giants who paved the way with their innovative thinking and managed to thrive through thick and thin. That’s why we’re excited to bring you an exclusive collection of the 30 best eCommerce case studies meticulously curated to provide you with a wealth of insights and ideas to fuel your strategies. These case studies are more than just success stories; they are beacons of guidance for retail professionals navigating the ever-changing landscape of our industry.

In this article, we delve deep into the journeys of retail giants who have not only weathered the storms of disruption but have emerged as trailblazers in eCommerce. From adapting to shifting consumer behaviors to mastering the art of online engagement, this compilation offers a treasure trove of wisdom for the modern retail executive. 

Table of Contents

  • > Case studies for grocery/wholesale eCommerce retailers
  • > Case studies for fashion eCommerce retailers
  • > Case Studies for home & furniture eCommerce retailers
  • > Case Studies for health & beauty eCommerce retailers
  • > Case studies for electronics and tools eCommerce retailers
  • > Case Studies for toys and leisure eCommerce retailers

Case studies for grocery/wholesale eCommerce retailers

Retail case study #1: tesco .

case study e case history

Industry : Grocery stores

Why worth reading: 

  • Historical evolution: Understanding Tesco’s rise from a group of market stalls to a retail giant provides valuable lessons on growth and adaptation to market changes​.
  • Customer service focus: Tesco’s long-term emphasis on customer service, which is consistent across their physical and online platforms, showcases the importance of customer-centric strategies.
  • Innovation in eCommerce: The case study covers Tesco’s pioneering of the world’s first virtual grocery store in South Korea, a testament to its innovative approach to digital retailing.
  • Crisis management: Insights into how Tesco handled the Horse Meat Scandal, including efforts to tighten its supply chain, contributing to its logistical success​.
  • Financial integrity: The study discusses the Accounting Scandal, offering a sobering look at financial transparency and the repercussions of financial misreporting.

Read the full Tesco case study here .

Retail case study #2: Walmart 

walmart-case-study

Industry : Discount department and grocery stores

  • Data-driven success: The case study provides a wealth of data, showcasing Walmart’s remarkable achievements. With an annual revenue of almost $570 billion, a global presence in 24 countries, and a customer base exceeding 230 million weekly, it’s a testament to the effectiveness of their strategies.
  • Marketing strategies: The case study delves deep into Walmart’s marketing strategies. It highlights their focus on catering to low to middle-class demographics, the introduction of the Walmart Rewards loyalty program, and their commitment to environmental sustainability, all of which have contributed to their success.
  • eCommerce transformation: As eCommerce continues to reshape the retail landscape, this case study details how Walmart shifted significantly towards omnichannel retail. Readers can learn about their innovative technologies and approaches, such as personalized shopping experiences and augmented reality, that have helped them adapt to changing consumer behavior.
  • Supply chain innovation: Walmart’s proficiency in supply chain management is a crucial takeaway for retail executives. Their decentralized distribution center model , in-house deliveries, and data-driven optimization exemplify the importance of efficient logistics in maintaining a competitive edge.

Read the full Walmart case study here .

Retail case study #3: Sainsbury’s 

sainsburys-case-study

Industry : Grocery stores

  • Omnichannel success amidst pandemic challenges: With the fastest growth in online shopping among major retailers, the study illustrates how Sainsbury’s adapted and thrived during unprecedented times.
  • Dynamic brand positioning: The analysis delves into Sainsbury’s strategic shift in brand positioning, demonstrating a keen responsiveness to changing consumer preferences. This shift showcases the brand’s agility in aligning with contemporary health-conscious consumer trends, supported by relevant data and market insights.
  • Supply chain and quality assurance: The study highlights Sainsbury’s commitment to a stellar supply chain, emphasizing the correlation between high product quality, ethical sourcing, and customer loyalty. With data-backed insights into the extensive distribution network and sourcing standards, retail executives can glean valuable lessons in maintaining a competitive edge through a robust supply chain.
  • Innovative technological integration: Sainsbury’s implementation of cutting-edge technologies, such as Amazon’s “Just Walk Out” and Pay@Browse, demonstrates a commitment to providing customers with a seamless and convenient shopping experience. 
  • Diversification beyond grocery: The case study unveils Sainsbury’s strategic partnerships with companies like Amazon, Carluccio’s, Itsu, Leon, and Wasabi, showcasing the brand’s versatility beyond traditional grocery retail. 

Read the full Sainsbury’s case study here .

Retail case study #4: Ocado 

ocado-case-study

  • From startup to industry leader: The Ocado case study presents a remarkable journey from a three-employee startup in 2000 to becoming the UK’s largest online grocery platform.  
  • Omnichannel excellence: The study emphasizes Ocado’s success in implementing an omnichannel approach, particularly its early adoption of smartphone technology for customer engagement. 
  • Operational efficiency: From automated warehouses with machine learning-driven robots to digital twins for simulating order selection and delivery processes, the data-rich content sheds light on how technology can be leveraged for operational efficiency. 
  • Navigating challenges through innovation: Ocado’s strategic response to challenges, particularly its shift from primarily a grocery delivery service to a technology-driven company, showcases the power of innovative thinking. The case study details how Ocado tackled complexities associated with grocery deliveries and embraced technology partnerships to stay ahead.  
  • Strategic partnerships: The study sheds light on Ocado’s strategic partnerships with grocery chains and companies like CitrusAd for advertising opportunities on its platform. 

Read the full Ocado case study here .

Retail case study #5: Lidl

lidl-case-study

Industry : Discount supermarkets

  • Longevity and evolution: The article provides a detailed overview of Lidl’s origins and evolution, offering insights into how the brand transformed from a local fruit wholesaler to a global retail powerhouse. Understanding this journey can inspire retail executives to explore innovative strategies in their own companies.
  • Global success: Retail executives can draw lessons from Lidl’s international expansion strategy, identifying key factors that contributed to its success and applying similar principles to their global ventures.
  • Awards and recognitions: The numerous awards and accomplishments earned by Lidl underscore the effectiveness of its marketing strategy. Marketers and eCommerce professionals can learn from Lidl’s approach to quality, innovation, and customer satisfaction. 
  • Comprehensive marketing components: The article breaks down Lidl’s marketing strategy into key components, such as pricing strategy, product diversification, and target audience focus. Readers can analyze these components and consider incorporating similar holistic approaches in their businesses to achieve well-rounded success.
  • Omnichannel transformation: The discussion on Lidl’s transformation to an omnichannel strategy is particularly relevant in the current digital age. This information can guide executives in adopting and optimizing similar omnichannel strategies to enhance customer experiences and drive sales.

Read the full Lidl case study here .

Retail case study #6: ALDI

aldi-case-study

Industry : FMCG

  • Omnichannel approach: Aldi’s growth is attributed to a robust omnichannel strategy that seamlessly integrates online and offline channels. The case study delves into how Aldi effectively implemented services that can overcome the intricacies of a successful omnichannel approach in today’s dynamic retail landscape.
  • Target market positioning: Aldi’s strategic positioning as the most cost-effective retail store for the middle-income group is explored in detail. The case study elucidates how Aldi’s pricing strategy, emphasizing the lowest possible prices and no-frills discounts, resonates with a wide audience. 
  • Transparency: Aldi’s commitment to transparency in its supply chain is a distinctive feature discussed in the case study. For retail executives, understanding the importance of transparent supply chain practices and their impact on brand perception is crucial in building consumer trust.
  • Differentiation: Aldi’s successful “Good Different” brand positioning, which communicates that low prices result from conscientious business practices, is a key focus of the case study. Effective differentiation through brand messaging contributes to customer trust and loyalty, especially when combined with ethical business practices.
  • CSR Initiatives: The case study highlights Aldi’s emphasis on social responsibility to meet the expectations of millennial and Gen-Z shoppers. By consistently communicating its CSR efforts, such as sustainable sourcing of products, Aldi creates a positive brand image that resonates with socially conscious consumers and builds brand reputation.

Read the full Aldi case study here .

Retail case study #7: ASDA

asda-case-study

Industry : Supermarket chain

  • Omnichannel implementation: The case study details how ASDA seamlessly integrates physical and virtual channels, offering customers a diverse shopping experience through in-store, digital checkouts, Click & Collect services, and a dedicated mobile app. 
  • Market segmentation strategies: The incorporation of partnerships with young British designers and influencer collaborations, coupled with socially progressive messaging, reflects a strategic shift that can inspire marketers looking to revitalize product lines.
  • Crisis management and ethical branding: The study highlights ASDA’s strong response to the COVID-19 crisis, with ASDA’s actions showcasing a combination of crisis management and ethical business practices. This section provides valuable insights for executives seeking to align their brand with social responsibility during challenging times.
  • Product and format diversification: ASDA’s product categories extend beyond groceries, including clothing, home goods, mobile products, and even insurance. The case study explores how ASDA continues to explore opportunities for cross-promotion and integration.
  • Website analysis and improvement recommendations: The detailed analysis of ASDA’s eCommerce website provides actionable insights for professionals in the online retail space. This section is particularly beneficial for eCommerce professionals aiming to enhance user experience and design.

Read the full ASDA case study here .

Case studies for fashion eCommerce retailers

farfetch-case-study

Retail case study #8: Farfetch

Industry : Fashion retail

  • Effective SEO strategies: The Farfetch case study offers a detailed analysis of the company’s search engine optimization (SEO) strategies, revealing how it attracted over 4 million monthly visitors. The data presented underscores the importance of patient and dedicated SEO efforts, emphasizing the significance of detailed page structuring, optimized content, and strategic backlinking.
  • Paid search advertising wisdom and cost considerations: The study delves into Farfetch’s paid search advertising approach, shedding light on its intelligent optimization tools and the nuances of running localized advertisements. Moreover, it discusses the higher cost of visitor acquisition through paid search compared to organic methods, providing valuable insights for marketers navigating the paid advertising landscape.
  • Innovative LinkedIn advertising for talent acquisition: Farfetch’s unique use of LinkedIn advertising to attract talent is a standout feature of the case study and highlights the significance of proactive recruitment efforts and employer branding through social media channels. 
  • Strategic use of social media platforms: Exploring the brand’s highly consistent organic marketing across various social media channels, with a focus on visual content, highlights Farfetch’s innovative use of Instagram’s IGTV to promote luxury brands. The emphasis on social media engagement numbers serves as a testament to the effectiveness of visual content in the eCommerce and fashion sectors.
  • Website design and conversion optimization insights:   A significant portion of the case study is dedicated to analyzing Farfetch’s eCommerce website, providing valuable insights for professionals aiming to enhance their online platforms. By identifying strengths and areas for improvement in the website’s design, marketers, and eCommerce professionals can draw actionable insights for their platforms.

Read the full Farfetch case study here .

Retail case study #9: ASOS

ASOS case study

Industry : Fashion eCommerce retail

  • Mobile shopping success: eCommerce executives can draw inspiration from ASOS’s commitment to enhancing the mobile shopping experience, including features such as notifications for sale items and easy payment methods using smartphone cameras.
  • Customer-centric mentality: ASOS emphasizes the importance of engaging customers on a personal level, gathering feedback through surveys, and using data for continuous improvement. This approach has contributed to the brand’s strong base of loyal customers.
  • Inclusive marketing: ASOS’s adoption of an ‘all-inclusive approach’ by embracing genderless fashion and featuring ‘real’ people as models reflects an understanding of evolving consumer preferences. Marketers can learn from ASOS’s bold approach to inclusivity, adapting their strategies to align with the latest trends and values embraced by their target audience.
  • Investment in technology and innovation: The case study provides data on ASOS’s substantial investment in technology, including visual search, voice search, and artificial intelligence (AI). eCommerce professionals can gain insights into staying at the forefront of innovation by partnering with technology startups.
  • Efficient global presence: ASOS’s success in offering a wide range of brands with same and next-day shipping globally is attributed to its strategic investment in technology for warehouse automation. This highlights the importance of operational efficiency through technology, ensuring a seamless customer experience and reduced warehouse costs.

Read the full ASOS case study here .

Retail case study #10: Tommy Hilfiger 

tommy hilfiger case study

Industry : High-end fashion retail

  • Worldwide brand awareness: The data presented highlights Tommy Hilfiger’s remarkable journey from a men’s clothing line in 1985 to a global lifestyle brand with 2,000 stores in 100 countries, generating $4.7 billion in revenue in 2021. This strategic evolution, exemplified by awards and recognitions, showcases the brand’s adaptability and enduring relevance in the ever-changing fashion landscape.
  • Adaptation and flexibility to changing market trends: The discussion on how the brand navigates changing trends and overcame market saturation, particularly in the US, provides practical insights for professionals seeking to navigate the challenges of evolving consumer preferences.
  • Successful omnichannel marketing: Tommy Hilfiger’s success is attributed to a brand-focused, digitally-led approach. The analysis of the brand’s omnichannel marketing strategy serves as a map for effective promotion and engagement across various channels. 
  • Decision-making and customer engagement: The case study emphasizes the brand’s commitment to data-driven decision-making with insights into customer behavior, leveraging data for effective customer engagement.

Read the full Tommy Hilfiger case study here .

Tommy Hilfiger Banner

Retail case study #11: Gap

gap case study

  • Overcoming challenges: The case study provides a comprehensive look at Gap Inc.’s financial performance, and growth despite the challenges. These insights can offer valuable takeaways into effective financial management and strategies for sustained success.
  • Strong branding: Gap’s journey from a single store to a global fashion retailer reveals the importance of strategic brand positioning. Understanding how Gap targeted different market segments with unique brand identities, can inspire retail executives looking to diversify and expand their brand portfolios.
  • Omnichannel adaptation: The case study delves into Gap’s omnichannel strategy, illustrating how the company seamlessly integrates online and offline experiences.
  • Unique use of technology: By exploring the technologies Gap employs, such as Optimizely and New Relic, retail executives can learn about cutting-edge tools for A/B testing, personalization, and real-time user experience monitoring. This insight is crucial for staying competitive in the digital retail landscape.
  • Inspiring solutions: The case study highlights challenges faced by Gap, including logistical, technological, financial, and human resource challenges. 

Read the full Gap case study here .

Retail case study #12: Superdry

Superdry ecommerce case study

  • Success story: The case study emphasizes SUPERDRY’s successful transition to an omnichannel retail strategy, with in-depth insights into their adaptation to online platforms and the integration of technologies like the Fynd app. 
  • Mobile-first and social-first strategies: As mobile internet usage continues to rise, understanding how SUPERDRY leverages videos and social media to engage customers can offer valuable takeaways for optimizing digital strategies.
  • Sustainable fashion focus: Executives looking to appeal to environmentally conscious consumers can gain insights into how SUPERDRY navigated the shift towards sustainable practices and became a leader in eco-friendly fashion. 
  • Data-driven marketing strategies: The case study delves into SUPERDRY’s social media marketing strategies, showcasing how the company uses targeted campaigns, influencers, and seasonal keywords. 
  • Global market understanding: By exploring SUPERDRY’s experience in the Chinese market and its decision to exit when faced with challenges, the case study offers valuable insights into global market dynamics. 

Read the full SUPERDRY case study here .

Retail case study #13: New Look 

new look case study

Industry : Fast-fashion retail

  • Strategic pivots for profitability: A decade of revenue contraction led New Look to adopt transformative measures, from restructuring credits to withdrawing from non-profitable markets.
  • Omnichannel strategy: Marketers and eCommerce professionals can study New Look’s journey, understanding how the integration of physical stores and online platforms enhances customer experience, reduces costs, and improves profitability.
  • Social media mastery: The case study underscores the pivotal role of social media in engaging audiences, showcasing how New Look leverages user-generated content to build brand loyalty and maintain a positive brand perception. 
  • Effective partnerships for growth: New Look strategically partners with major eCommerce platforms like eBay & Next to expand its brand presence, and tap into new audiences and markets.

Read the full New Look case study here .

Retail case study #14: Zara

zara case study

  • Rapid international expansion through innovative strategies: Zara’s unique approach to continuous innovation and quick adaptation to fashion trends fueled its global success. Marketers can learn how to build brand narratives that resonate across diverse markets, and eCommerce professionals can glean strategies for seamless international expansion.
  • Revolutionary eCommerce tactics: The case study provides a deep dive into Zara’s eCommerce strategy, emphasizing the importance of agility and responsiveness. The brand can be a bright example of implementing supply chain strategies for a swift market adapting to rapid fashion cycles. 
  • Visionary leadership: Amancio Ortega’s low-profile persona and visionary leadership style are explored in the case study, aiding retail executives to learn about leadership strategies that prioritize customer-centric business models. 
  • Omnichannel marketing and integrated stock management: Zara’s successful integration of automated marketing and stock management systems is a focal point in the case study. With insights into implementing integrated stock management systems to meet the demands of both online and offline channels, Zara can inspire professionals to improve their operations.
  • Co-creation with the masses: Zara’s innovative use of customer feedback as a driving force for fashion trends is a key takeaway. Marketers can learn about the power of customer co-creation in shaping brand identity, and eCommerce professionals can implement similar models for product launches and updates.

Read the full Zara case study here .

Case Studies for home & furniture eCommerce retailers

Retail case study #15: john lewis.

john lewis case study

Industry : Homeware and clothing retail

  • Omnichannel perspective: The data-driven approach, especially in tracking orders and customer behavior, serves as a blueprint for any retail business aiming to enhance its omnichannel experience.
  • Strategic growth factors: This case study offers concrete data on the strategies that contributed to the company’s sustained success, inspiring similar endeavors. 
  • Innovative customer engagement: John Lewis’s take on customer engagement showcases the brand’s agility and responsiveness to evolving consumer needs, supported by data on the effectiveness of these initiatives.
  • eCommerce best practices and pitfalls: The analysis of John Lewis’s eCommerce website provides a data-backed evaluation of what works and what could be improved. The critique is grounded in data, making it a valuable resource for those looking to optimize their online platforms.

Read the full John Lewis case study here .

Retail case study #16: Argos 

case study e case history

Industry : Homeware catalog retail

  • Adaptation to the changing retail landscape: Argos’s journey from a catalog retailer to a retail giant demonstrates its ability to successfully adapt to the evolving retail landscape. 
  • Omnichannel success story: The case study provides a detailed analysis of Argos’s omnichannel strategy, showcasing how the company effectively integrated online and offline channels to achieve a seamless shopping experience across multiple touchpoints.
  • Market share and financial performance: The inclusion of data on Argos’s market share and financial performance offers retail executives concrete metrics to evaluate the success of the marketing strategy. Understanding how Argos maintained a robust market share despite challenges provides actionable insights.
  • Technological advancements: The case study delves into the technologies employed by Argos, such as Adobe Marketing Cloud, New Relic, and ForeSee. 
  • Overcoming obstacles: By examining the challenges faced by Argos, including logistical, technological, financial, and human resources challenges, retail executives can gain a realistic understanding of potential obstacles in implementing omnichannel strategies. 

Read the full Argos case study here .

Retail case study #17: IKEA

ikea case study

Industry : Home & furniture retail

  • Data-driven evolution: This detailed case study offers a data-rich narrative, illuminating the brand’s evolution into a leader in omnichannel retail.
  • Pandemic response: This exploration delves into the integration of eCommerce strategies, online expansions, and the balance between physical and digital customer experiences.
  • Advanced mobile apps and AR integration: A deep dive into IKEA’s innovative applications, notably the AR app “IKEA Place,” showcases how the brand leverages technology for a seamless customer experience.
  • Democratic design approach: The study meticulously breaks down IKEA’s success factors, emphasizing the brand’s holistic approach through the lens of “Democratic Design.” 
  • DIY mentality and demographic targeting: A detailed analysis of how IKEA’s affordability is intertwined with a Do-It-Yourself (DIY) mentality. The case study explores how IKEA strategically tapped into a shift in consumer behavior, particularly among younger demographics, influencing not only purchasing patterns but also reshaping industry norms.

Read the full IKEA case study here .

Retail case study #18: Marks & Spencer

marks & spencer case study

Industry : Clothing and home products retail

  • Valuable lessons in eCommerce: The Marks & Spencer eCommerce case study offers a profound exploration of the brand’s journey from a latecomer to the online scene to a digital-first retailer.
  • Real-world application of effective solutions: By diving into the history of Marks & Spencer, the case study provides tangible examples of how a retail giant faced setbacks and strategically pivoted to revitalize its eCommerce platform. 
  • Data-driven analysis of eCommerce failures: The case study meticulously analyzes the pitfalls Marks & Spencer encountered during its eCommerce journey, offering a data-driven examination of the repercussions of a poorly executed website relaunch. 
  • Multichannel customer experience: Marks & Spencer’s shift towards a multichannel customer experience is dissected in the case study, emphasizing the significance of a seamless user journey for increased customer satisfaction and loyalty.
  • Embracing technology: Exploring Marks & Spencer’s technological innovations, such as the introduction of an intelligent virtual assistant can enhance the customer shopping journey, foster engagement, and contribute to revenue growth.

Read the full Marks & Spencer case study here .

Retail case study #19: Macy’s 

macy's case study

Industry : Clothing and homeware retail

  • Resilience and adaptability: The case study showcases Macy’s ability to navigate and triumph over obstacles, especially evident during the COVID-19 pandemic. Despite hardships, Macy’s not only survived but thrived, achieving $24.4 billion in net sales for 2022.
  • Omnichannel innovation: Macy’s successful transition to omnichannel retailing is a standout feature. The case study delves into Macy’s implementation of a seamless omnichannel strategy, emphasizing the integration of physical and digital retail channels. 
  • Private label strategy: The introduction of new private brands and the emphasis on increasing the contribution of private brands to sales by 2025 provides a strategic lesson. Retailers can learn from Macy’s approach to enhancing control over production and distribution by investing in private brands, ultimately aiming for a more significant share of profits.
  • Groundbreaking retail media strategy: Macy’s innovative approach to retail media and digital marketing is another compelling aspect. For marketers, this presents a case study on how to leverage proprietary shopper data for effective advertising, including entry into connected TV (CTV).
  • Community engagement and social responsibility: The case study explores Macy’s “Mission Every One” initiative, highlighting its commitment to corporate citizenship and societal impact, integrating values into business strategies.

Read the full Macy’s case study here .

Case Studies for health & beauty eCommerce retailers

Retail case study #20: the body shop .

the body shop case study

Industry : Beauty, health, and cosmetics

  • Activism and ethical values: The Body Shop has pioneered promoting eco-friendly, sustainable, and cruelty-free products. The brand’s mission is to empower women and girls worldwide to be their best, natural selves. This strong ethical foundation has been integral to its identity.
  • Recycling, community fair trade, and sustainability: The Body Shop initiated a recycling program early on, which turned into a pioneering strategy. It collaborates with organizations to create sustainable solutions for recycling, such as the Community Trade recycled plastic initiative in partnership with Plastics for Change.
  • Product diversity: The Body Shop’s target demographic primarily focuses on women, but it has expanded some product lines to include men. Its products include skincare, hair and body treatments, makeup, and fragrances for both men and women.
  • Omnichannel strategy, technology, and eCommerce best practices: The Body Shop has embraced an omnichannel approach that incorporates personalization, customer data and analytics, and loyalty programs. The Body Shop utilizes technology, including ContactPigeon, for omnichannel customer engagement, personalization, and data-driven decision-making.

Read the full The Body Shop case study here .

Retail case study #21: Boots

Boots ecommerce case study

Industry : Pharmacy retail

  • Long-term success: Boots’ rich history serves as a testament to the effectiveness of the brand’s strategies over time, offering valuable insights into building a brand that withstands the test of time.
  • Strategic omnichannel approach: The Boots case study provides a deep dive into the marketing strategy that propelled the brand to success, with valuable insights into crafting effective omnichannel growth. 
  • Impactful loyalty program: Marketers can glean insights into designing loyalty programs that resonate with customers, fostering brand allegiance. 
  • Corporate Social Responsibility (CSR) as a pillar: The case study sheds light on how Boots addresses critical issues like youth unemployment and climate change, showcasing how a socially responsible approach can positively impact brand perception.
  • Adaptive strategies during crises: Boots’ proactive role during the COVID-19 pandemic, offering vaccination services and supporting the National Health Service (NHS), demonstrates the brand’s agility during crises. 

Read the full Boots case study here .

Retail case study #22: Sephora

sephora case study

Industry : Cosmetics

  • Authentic customer experience-focused mentality: Backed by an impressive array of data, the case study meticulously outlines how Sephora transforms its in-store spaces into digital playgrounds, leveraging mobile technologies, screens, and augmented reality to enhance the customer shopping experience. 
  • Exceptional omnichannel business plan: The early adoption of an omnichannel strategy has been pivotal to Sephora’s ascendancy. The case study delves into the mobile app’s central role, acting as a comprehensive beauty hub with data-driven insights that drive the success of groundbreaking technologies. 
  • Omnichannel company culture: The case study illuminates this by detailing how this amalgamation allows a holistic view of the customer journey, blurring the lines between online and in-store interactions. This unique approach positions Sephora as a global leader in turning omnichannel thinking into a robust business strategy.
  • Turning data into growth: Sephora’s adept utilization of mobile technologies to harness customer insights is a beacon for retailers in an era where data reigns supreme. The case study dissects how a surge in digital ad-driven sales, showcases the power of data-driven decision-making.

Read the full Sephora case study here .

Case studies for electronics and tools eCommerce retailers

Retail case study #23: screwfix.

screwfix case study

Industry : Tools and hardware retail

  • Innovative omnichannel approach: The case study highlights how the company strategically implemented online ordering with in-store pickup, creating a seamless shopping experience that contributed to a significant sales growth of 27.9% in just one year.
  • Customer-centric strategies: Marketers can gain insights from Screwfix’s emphasis on customer experience. By studying customer feedback and incorporating personalized shopping experiences, Screwfix achieved success in the competitive home improvement sector. 
  • Supply chain management for rapid growth: The company strategically opened distribution centers to keep up with demand, ensuring efficient inventory management for both online and in-store orders.
  • Mobile-first approach for trade professionals: With a customer base primarily consisting of trade professionals, the company’s mobile app allows for easy inventory search, order placement, and quick pickups, catering to the needs of time-sensitive projects.
  • Commitment to employee well-being and community: Retail executives and marketers can draw inspiration from Screwfix’s commitment to building a positive workplace culture.

Read the full Screwfix case study here .

Case Studies for toys and leisure eCommerce retailers

Retail case study #24: lego.

Lego ecommerce case study

Industry : Toys and leisure retail

  • Global reach strategies: LEGO’s case study meticulously outlines LEGO’s focused approach, investing in flagship stores and understanding the local market nuances.
  • Diversification and licensing brilliance: LEGO’s commitment to diversification through licensing and merchandising emerges as a beacon for marketers. The collaboration with well-established brands, the creation of movie franchises, and themed playsets not only elevate brand visibility but also contribute significantly to sales. 
  • Social media takeover: The case study unveils LEGO’s unparalleled success on social media platforms, boasting over 13 million Facebook followers and 10.04 billion views on YouTube. LEGO’s adept utilization of Facebook, Instagram, and YouTube showcases the power of social media in engaging customers. 
  • User-generated content (UGC) as a cornerstone: LEGO’s innovative use of digital platforms to foster a community around user-generated content is a masterclass in customer engagement. This abundance of UGC not only strengthens brand loyalty but also serves as an authentic testament to LEGO’s positive impact on users’ lives.
  • Education as a marketing pillar: LEGO’s unwavering commitment to education, exemplified by its partnerships and $24 million commitment to educational aid, positions the brand as more than just a toy. Aligning brand values with social causes and leveraging educational initiatives, builds trust and credibility.
  • Cutting-edge mobile strategy: Sephora’s foresight into the mobile revolution is dissected in the case study, presenting a playbook for retailers aiming to capitalize on the mobile landscape.

Read the full LEGO case study here .

Tons of eCommerce retail inspiration, in one place

In the realm of business, success stories are not just tales of triumph but blueprints for aspiring executives to carve their paths to growth. The case studies explored here underscore a common theme: a mindset poised for evolution, a commitment to experimentation, and an embrace of emerging trends and technologies are the catalysts for unparalleled growth.

For any executive eager to script their growth story, these narratives serve as beacons illuminating the way forward. The dynamic world of retail beckons those ready to challenge the status quo, adopting the strategies and technologies that promise scalability. The key lies in constant optimization, mirroring the agility demonstrated by industry leaders.

As you embark on your growth journey, consider the invaluable lessons embedded in these success stories. Now is the time to experiment boldly, adopting new trends and technologies that align with your brand’s ethos. If you seek personalized guidance on navigating the intricate landscape of growth, our omnichannel retail experts at ContactPigeon are here to assist. Book a free consultation call to explore how our customer engagement platform can be the linchpin of your growth strategy. Remember, the path to scaling growth begins with a willingness to innovate, and your unwritten success story awaits its chapter of transformation.

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  1. What Is a Case Study?

    Revised on November 20, 2023. A case study is a detailed study of a specific subject, such as a person, group, place, event, organization, or phenomenon. Case studies are commonly used in social, educational, clinical, and business research. A case study research design usually involves qualitative methods, but quantitative methods are ...

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  7. Case Study Methodology of Qualitative Research: Key Attributes and

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  17. Case-history

    Search for: 'case-history' in Oxford Reference ». A sociological method analogous to medical case-histories, tracing the career of a phenomenon through one example or many, which enables comparative and longitudinal analysis. The extended history of a selected case may be one of a number in a case-study research project, providing an ...

  18. (PDF) The case study as a type of qualitative research

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    Retail case study #3: Sainsbury's. Industry : Grocery stores. Why worth reading: Omnichannel success amidst pandemic challenges: With the fastest growth in online shopping among major retailers, the study illustrates how Sainsbury's adapted and thrived during unprecedented times.

  24. Leptospirosis in a patient with cardiac manifestation: A case report

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  25. Predicting the Spread of a Pandemic Using Machine Learning: A Case

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