Focused on temperament—innate, genetically based personality differences. Viewed personality as largely governed by biology, with two specific personality dimensions: extroversion vs. introversion and neuroticism vs. stability
Factor 5 model of personality: Trait theory of personality that identifies the fundamental building blocks of personality as openness to experience, conscientiousness, extraversion, agreeableness, neuroticism
The field that studies the effects of genes on behavior, using a basic research strategy of comparing differences among subjects with their genetic relatedness
Attractive people are perceived as more intelligent, happier and better adjusted. Beginning in infancy attractive people receive more attention and favorable treatment from other people
Cluster of characteristics that are associated with all members of a specific social group, often including qualities that are unrelated to the objective criteria