Peter Principle

noun

: an observation: in a hierarchy employees tend to rise to the level of their incompetence

Examples of Peter Principle in a Sentence

Recent Examples on the Web
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The Peter Principle shows up when a company overpromotes a person to a level of incompetence. Don Weber, Forbes.com, 6 Apr. 2026 Check the Peter Principle, which says people are promoted to their level of incompetence. NPR, 11 Mar. 2026 And now, these two reputational Ponzi schemes have crashed into the Peter Principle. Thomas G. Moukawsher, MSNBC Newsweek, 14 Apr. 2025 Of course, some may be promoted beyond their level of competence, illustrating the Peter Principle. Vibhas Ratanjee, Forbes, 15 Jan. 2025

Word History

Etymology

Laurence J. Peter †1990 American (Canadian-born) educator

First Known Use

1967, in the meaning defined above

Time Traveler
The first known use of Peter Principle was in 1967

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Cite this Entry

“Peter Principle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Peter%20Principle. Accessed 5 Jul. 2026.

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