Key points at a glance
- Use comparable fields for each source.
- Record precise locations and separate findings from your own interpretation.
- Build paragraphs around themes rather than one author at a time.
What does a literature matrix do?
A literature matrix is a working overview of sources you have read. It records what each publication investigates, how it approaches the question and what it contributes to your thesis. A reference list identifies the publication; the matrix helps you decide which claims the publication can support.
Start with a small set of sources you understand. A large spreadsheet populated only from abstracts can hide crucial qualifications. If you have not yet read the full text, mark that status clearly instead of treating the entry as a completed assessment.
Choose fields that support comparison
Useful starting fields are a short citation, research question, sample or material, method, main finding, limitations and relevance to your question. Attach a page or section location to each important note. One page reference for several unrelated observations is difficult to verify later.
The University of Sheffield explains both literature matrices and thematic synthesis matrices. Add a theme field to your own overview so you can bring together, for example, all observations about access barriers even when they come from different kinds of studies.
Worked example: research on a learning platform
Imagine three fictional studies. Study A surveys how often students use a platform. Study B interviews students about difficulties getting started. Study C analyses activity logs. Your matrix should make these different meanings of “use” visible rather than reducing all three studies to a positive or negative finding.
An entry for A might say “self-reported frequency”; B could say “perceived barriers”; C could say “recorded activity”. These are different forms of evidence. Before calling their conclusions contradictory, compare the participants, time periods and definitions involved.
Keep your own inference separate: “My question needs evidence about the first month of use” is a useful research note. It does not establish that no such evidence exists anywhere in the literature.
Turn the overview into a paragraph
Filter the matrix by a theme and read the relevant entries together. Decide what the paragraph should establish, identify the sources that support it and explain any meaningful differences. This gives readers a comparison instead of a sequence of disconnected summaries.
Return to the original source before transferring an important claim into your draft. Notes deliberately compress information; a qualified interpretation can become misleading when the qualification disappears. Keep copied wording visibly marked as a quotation even inside your private working notes.
Final submission context
Formal details can feel like a separate writing task, but they matter just as much for a printed submission. Anything missing, misplaced or inconsistently formatted in the document will also appear in the bound copy.
Use this guide together with your cover page, table of contents, page numbers, source notes and appendices. Prepare the final PDF for printing and binding only after the complete file has been checked.
Practical check before PDF export
- Do headings, chapter structure and page numbers match?
- Are sources, figures and tables included completely?
- Are required elements such as declarations, appendices or the cover page included where required?
- Did you open and check the final PDF after exporting it?
Checklist
- Each entry records how much of the source I have read.
- Methods and samples are described consistently.
- Important notes have precise source locations.
- My interpretation is separate from reported findings.
- Draft paragraphs follow themes or questions.
Common mistakes
- Collecting abstracts without reading the evidence.
- Calling different measures contradictory.
- Copying notes into the thesis without checking the original.
Finished checking your sources?
Review the reference list, cross-references and appendices in your PDF before choosing printing and binding.
Explore thesis printingRelated content
Explore related guidance on thesis structure, sources, formatting and final submission.
Frequently asked questions
Should the matrix appear in my appendix?
Not necessarily. It is initially a working tool. A cleaned overview may be useful or required for a documented literature study; discuss that with your supervisor.
How many columns do I need?
Use the fields needed to compare sources for your question. Start small and add a field only when it helps your analysis.
Does it replace a reference manager?
No. A reference manager handles publication details and citations. The matrix records your reading, comparisons and interpretation.