A critical review is your OWN detailed commentary and evaluation of a research article. A critical review can be a helpful first step in the research process because it can help you engage with and understand existing studies in a meaningful way before organizing and writing a literature review. After you've critically reviewed several articles, it will become more clear as to the strengths and weaknesses of the existing studies related to your research topic so that you can more effectively design your own research, place studies within the landscape of what we collectively know about the research topic, and identify possible gaps in the larger body of research.
In a critical review, your job is to use critical thinking to QUESTION the information and opinions presented in the various sections of the research article in order to evaluate its overall value. In order to effectively assess the strengths and weaknesses of a research article, you need to:
Abstract | Summary of the article and the researcher's methods and results |
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Introduction |
Introduces the research problem States the goals and rationale of the research |
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Literature Review |
Discusses what has already been researched and written about on the topic Presents the sources in an organized way to justify the need for the proposed research |
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Methods |
Describes exactly how the researcher setup and conducted the experiment so that it can be replicated May also provide rationale behind the specifics of the research design (sampling, analysis, etc.) |
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Results |
Clearly presents the data collected from the research Often presented in charts, graphs, and tables Missing data or gaps should be explained |
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Discussion / Analysis |
Explains the meaning of the results Addresses the significance of findings to researchers (often referring to the main ideas presented in the literature review) to show how this study adds new knowledge to that body of research Identifies strengths and weaknesses |
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Conclusion / Recommendations |
Summarizes the important information learned from this particular study (no new claims or information is presented) All claims are supported by the data that was previously presented May also discuss weaknesses in this study and/or suggestions for future studies |