3 concepts
Allport's, Cattell's, and Eysenck's Trait Theories of Personality
Allport's, Cattell's, and Eysenck's trait theories propose that individuals possess certain personality traits that partially determine their behavior.
The Five-Factor Model
The five-factor model organizes all personality traits along a continuum of five factors: openness, extraversion, conscientiousness, agreeableness, and neuroticism.
General Strengths and Limitations of Trait Perspectives
While trait theories are useful in categorizing behavior, they have been criticized by a number of psychologists.