A literature review involves gathering existing research on a particular topic. It typically provides the background on what is known so far on the issue you have chosen, and suggests areas for future research to fill in gaps.
A literature review may be a stage in a larger research project, or a research project in and of itself.
A literature review is:
A literature review is not:

Graphic by TUS Library Midlands, CC-BY-SA 4.0
Note: The first four steps are the best points at which to contact a librarian. Your librarian can help you determine the best databases to use for your topic, assess scope, and formulate a search strategy.
Content adapted from Steps in the Literature Review Process by University of Texas Libraries, CC-BY-NC-2.0
It is important to find a way to organize your ideas as you are reading articles. Some people find it helpful to create a synthesis matrix or concept map while they are reading to help them identify major themes and how different authors contribute to the theme.
The matrix method is one way of working on your literature review. to do their literature review more efficiently.
Use a table in Word with a row for each of your sources. Develop columns based on key themes in your paper with room for more columns that emerge from your readings. When a source relates to one of the columns, note the key point in the box, and add a page number so you can find the point again quickly.
Topic: Pet ownership during COVID-19 and impact on owners and pets
| Jezierski et al., 2021a | Jezierski et al., 2021b | Philapou et al., 2021 | Ikeuchi et al., 2021 | |
| Impact of pet on owners | Cats reduce “psychological tensions” p. 8 | Dogs positive impact on owner mental state p.5 | Dogs and cats led to poorer quality of life, no impact stress/loneliness (p. 425) | Pets reduced neg impact social isolation older adults (p. 7) |
| Impact on the pet | Cat behaviour unchanged or positively impacted p.8 | Dog behaviour unchanged or positive but more problems if in lockdown or no back yard p. 6 | ||
| Impact of type of pet | Dog ownership more impact on loneliness than cat ownership (p. 6) |
Concept mapping is another way to visualize connections between sources during your literature review.
This excellent handout walks you through the process of writing your first literature review.
The Literature Review: A Few Tips On Conducting It (University of Toronto)
Much of the content on this Academic Research Skills guide has been adapted from the University of Alberta Library, which shared its guide content under a CC BY-NC-SA 4.0 license.