2.2 Type Approaches to Personality
2.3 Trait Approaches/Theories
2.3.1 Allport’s Trait Approach
2.3.1.1 Common and Individual Traits
2.3.1.2 Cardinal Traits
2.3.1.3 Central Traits
2.3.1.4 Secondary Traits
2.3.2 Cattell’s Trait Approach
2.3.3 Eysenck’s Type/Trait Hierarchy
2.3.3.1 Extraversion/Introversion
2.3.3.2 Psychoticism/Impulse Control
2.3.3.3 Inhibition Theory
2.3.3.4 Arousal Theory
2.3.4 Guilford’s Trait Theory
2.3.4.1 Physiological and Morphological Traits
2.3.4.2 Needs, Interests, Attitudes
2.3.4.3 Aptitudes
2.3.4.4 Temperament
2.3.5 Five Factor Model
2.3.5.1 Extraversion (E)
2.3.5.2 Neuroticism (N)
2.3.5.3 Consientiousness (C)
2.3.5.4 Agreeableness (A)
2.3.5.5 Openness (O)