Published on February 22, by Shona McCombes. Revised on March 9, A literature review is a survey of scholarly sources on a specific topic. It provides an overview of current knowledge, allowing you to identify relevant theories, methods , and gaps in the existing research. Writing a literature review involves finding relevant publications such as books and journal articles , critically analyzing them, and explaining what you found.
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A literature review is an important part of the introduction to the master's thesis, scientific work or an abstract of the dissertation. It should also consider the literature corresponding to the research topic and justify the choice of the sources. In addition, the project rationale and subject matter should also be discussed in a review of the research literature. This links the introduction to your research topic and provides a logical flow of ideas. A literature review can be included in the introduction or stand out as an independent chapter of your work.
When composing a research paper on a subject, you'll often need to incorporate an overview of any past research conducted on that topic. For instance, if your research paper is describing an experiment of fear conditioning, you'll probably need to give an overview of previous research o fear conditioning. This overview is what is called a literature review. They come in various forms.