PS287 Lecture 6: PS287 - Lecture Notes - 09.28.15
Document Summary
Nature x nurture as theme: difficulty in parsing. Sex-related differences are often small to none; when present, often meaningful. Evidence from twin and adoption studies for differences in social behaviours. Aggression: chromosomal abnormalities, e. g. , xyy (extra y); higher proposition of men with xyy incarcerated o. Problem: vast majority of prisoners don"t have it; vast majority of those with it not prisoners. Identical twins often treated the same; similarities encouraged. Boys with extra y more irritable: parents aware of link and o response child"s behavior. If parents are aware of extra y chromosome, they might unconsciously treat them differently as compared to if they didn"t know. Women and men have both to varying degrees. Studies of females with prenatal androgen exposure o. Girls enhanced spatial skills; more active and aggressive o o. Bruce reimer (youtube: the story of david reimer) Parents go to baltimore for dr. money: told that nurture would override nature, changed bruce"s gender to female.
