gapology n. the study or discussion of marked differences between groups, viewpoints, or situations. Also, gapologist, a person who studies such differences. Etymological Note: Gap ‘a conspicuous disparity or difference (between two things)’ + -ology ‘study of’ (source: Double-Tongued Dictionary)
Further reading
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Other citation:
2010 Mark Thienes, Brian Brockhoff, “Gapology: How Winning Leaders Close Performance Gaps” explores discoveries around the differences between leaders who meet expectations and those who do not. Gapology provides root solutions to quickly identify and close performance gaps.