Written by the Fiveable Content Team โข Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examโขWritten by the Fiveable Content Team โข Last updated September 2025
Definition
Raymond Cattell was a British-American psychologist known for his exploration into areas like personality theory and psychometrics. He developed 16 Personality Factors theory that describes human personality traits.
The field of study concerned with the theory and technique of psychological measurement, which includes the measurement of knowledge, abilities, attitudes, and personality traits.
16 Personality Factors (16PF): A self-report personality test developed by Raymond Cattell that measures an individual's 16 primary traits.