A literature review is not a summary of everything you have read — it is an argument about the state of knowledge and the gap your research will fill. Examiners praise reviews that are critical, synthesised, and clearly connected to the study's objectives.
Move from description to synthesis
Weak reviews list sources one after another ("Author A found… Author B found…"). Strong reviews group studies by theme, method, or finding, and compare them — showing where the field agrees, disagrees, and remains silent.
Build the review around a gap
Every paragraph should ultimately point toward the gap your research addresses. Organise your themes so the reader arrives, almost inevitably, at your research questions.
- Cluster literature into 3–5 themes rather than dozens of isolated studies.
- For each theme, state what is known, what is contested, and what is missing.
- Use recent, credible, peer-reviewed sources — and a few seminal works for grounding.
If a reader can delete any paragraph without weakening your case for the study, that paragraph is description, not synthesis.
Keep your voice in control
Cite to support your argument, not to replace it. Lead with your point, then bring in evidence — rather than stacking quotations and hoping the reader draws the conclusion. Consistent referencing (APA, IEEE, Harvard, etc.) and a critical, confident tone signal scholarly maturity to examiners.
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