Gaps in the Literature
Gaps in the literature are missing pieces or insufficient information in the published research on a topic. These are areas that have opportunities for further research because they are unexplored, under-explored, or outdated. Also, it can be a topic that has not yet been addressed, or it has not been researched enough.
Is a Gap Worth Researching?
It is important to keep in mind that just because you identify a gap in the research, it doesn't necessarily mean that your research question is worthy of exploration. You will want to ensure that your research will have valuable practical and/or theoretical implications. In other words, does answering the research question improve existing practice and/or inform professional decision-making, or could it revise, build upon, or create theoretical frameworks informing research design and practice?
Finding Gaps
Gaps can be missing or incomplete:
Conduct a thorough literature search to find a broad range of research articles on your topic. Search research databases; you can find recommended databases for your subject area in research guides by subject for your course or program.
Identifying Gaps
If you do not find articles in your literature search, this may indicate a gap. If you do find articles, the goal is to find a gap for contributing new research. Author's signal that there is a gap within an article by using phrases such as: