# Peter principle

> English word · Proper noun

## Definitions
1. The theory that people in an organization tend to rise (be promoted) to the level of their incompetence.

## Etymology
Formulated by Laurence J. Peter.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/peter-principle