BY JESSICA PARKER
Mastering the art of writing a literature review is a critical skill for success in graduate school and academic research. For PhD students, it’s a crucial component of your academic journey because it shows your understanding of the current state of research in your field of study.
But what exactly makes a literature review effective?
In this blog post, I’ll describe the characteristics of a well-written literature review, as well as explore four common approaches to structuring your review. Ultimately, my goal is to provide you with practical, actionable tips to enhance your literature review writing process.
What is a Literature Review?
A well-crafted literature review sets the foundation for your research and demonstrates your understanding of your field of study and the current state of research.
A literature review serves multiple purposes:
- Assesses the current state of knowledge on a topic
- Identifies gaps in existing research
- Informs future research directions
It’s important to remember that a literature review is not merely a summary of sources, but a critical analysis and synthesis of the existing body of work
Four Common Literature Review Structures
Depending on your research goals and the nature of your topic, you might consider one the following common structures for your literature review:
1. Theoretical Literature Review
A theoretical literature review focuses on examining and evaluating the theories related to a particular topic or research question. Unlike other types of literature reviews that might focus more on empirical findings, a theoretical review centers on the conceptual and theoretical frameworks that underpin research in a given field.
Key Features of a Theoretical Literature Review:
- Focuses on theories related to your research area
- Can be specific to one theory or cover multiple theories
- Helps situate your research within the broader field
Example of a Theoretical Literature Review
2. Thematic Literature Review
A thematic literature review synthesizes and analyzes existing research on a particular topic by organizing the literature around specific themes or concepts. Thematic literature reviews are commonly used because they provide a clear structure for presenting complex information, making it easier for readers to follow and understand the information being presented.
Key Features of a Thematic Literature Review:
- Organizes literature around key themes or patterns
- Useful for identifying gaps in knowledge
- Requires careful analysis to articulate main themes
Example of a Thematic Literature Review
3. Methodological Literature Review
A methodological literature review focuses on examining and analyzing the research methods used in a particular field or to study a specific topic. You might choose a methodological literature review if you aim to examine how studies were conducted rather than focusing their findings. For this type of literature review, you will also likely evaluate the strengths, weaknesses, and appropriateness of different research methods used in the field.
Key Features of a Methodological Literature Review:
- Assesses research methods used in your field
- Compares strengths and weaknesses of different approaches
- Can focus on qualitative, quantitative, or both types of methods
Example of a Methodological Literature Review
4. Chronological Literature Review
A chronological literature review organizes and presents research literature based on when it was published or the historical development of the topic. Chronological literature reviews are helpful when you need to show how policies, concepts, theories, or research findings have developed over time.
Key Features of a Chronological Literature Review:
- Examines the development of a topic over time
- Provides insights into how ideas have evolved
- Requires synthesis to tell a coherent story about the topic’s progression
Example of a Chronological Literature Review
Choosing the Right Structure
When deciding on a structure for your literature review, consider:
- The purpose of your review
- Your intended audience
- The scope of your research
10 Tips for Writing an Effective Literature Review
- Understand the purpose: Remember that a literature review is an evidence-based, scholarly argument demonstrating the need for your study.
- Draft your research problem statement: This helps focus your review on key concepts relevant to your research.
- Create an outline: Organize your review with headings describing the main areas you’ll cover.
- Use your outline to guide your search: Utilize headings as keywords when searching for relevant literature.
- Organize your research articles: Use reference management software or a systematic filing system to keep track of your sources.
- Use an annotation table: Document relevant information from each study to identify trends and patterns.
- Analyze your annotation table: Look for patterns, discrepancies, and gaps in the literature.
- Write clear synthesis statements: Articulate your findings concisely, focusing on patterns rather than individual studies.
- Structure your paragraphs effectively: Use the MEAL plan (Main Idea, Evidence, Analysis, Link) to craft cohesive and analytical paragraphs.
- Schedule time for revision: Expect to revise your work multiple times, focusing on different aspects in each revision.
Conclusion
Remember, the key to a successful literature review lies in your ability to synthesize information, identify patterns, and critically analyze the existing body of work. As you progress in your writing, don’t hesitate to seek feedback from peers or mentors to refine your review further.