Definition of Peter Principle in US English:

Peter Principle


    • ‘The Peter Principle seeks to explain why so many organizations have so much incompetence, and it explains this by saying that people are promoted until they are in over their head.’


1960s: named after Laurence J. Peter (1919–90), the Canadian educationalist who put forward the theory.


Peter Principle

/ˈpēdər ˈprinsəpəl/