ANTHRO 7 Lecture Notes - Lecture 18: Mate Choice, Parental Investment, Genetic Marker
Document Summary
Individuals" characteristic patterns of thought, emotion and behavior. Consistency within individuals (across situations, and over time) (a minimalist definition applicable to nonhuman animals, discards though and emotion and restricts itself to behavior) Neuroticism (negative emotions: fear, anxiety, anger, guilt)(inverse of n: emotional stability) Openness to experience (including ideas, values, art) Behavioral observation (not used as much as it should be) Twin and adoption studies show about 40-50% of the variation in these dimensions is due to genetic variation. Trade-offs between the costs and benefits of different levels of the personality traits. E. g a study n britain showed a positive correlation between extraversion and number of sex partners, but also a positive correlation between extraversion and likelihood of having been hospitalized due to accident or illness. As a function of existing trait frequency. Evidence for balancing selection on one personality dimension (alvergne et al, 2010) In a village of senegal neuroticism in women was.
