A literature review is an overview and synthesis of the literature related to the topic you are researching. It
surveys the literature in your chosen area of study.
synthesizes the information in that literature into a summary.
critically analyzes the information gathered by identifying gaps in current knowledge; by showing limitations of theories and points of view; and by formulating areas for further research and reviewing areas of controversy.
presents the literature in an organized way.
Royal Literary Fund https://www.rlf.org.uk/resources/what-is-a-literature-review/
Adapted from Royal Literary Fund https://www.rlf.org.uk/resources/what-is-a-literature-review/