PSY4111 Lecture Notes - Lecture 29: The Bell Curve, Longitudinal Study, Ethnic Cleansing
Document Summary
Twin studies sir francis galton emphasis on heritability, eminence runs in families, racist (eugenics). Gave a heritability estimate, % of variance due to genetics. So, if heredity is important, monozygotic twins reared separately with be the same as if reared together. There turns out to be 15-50% of variance in personality characteristics that is genetically influenced. Social darwinism survival of the fittest, does not mean the weak should not survive! Societies compete for survival, immigration laws, biased testing. Meta-analysis where iq is only 48% from heritability: the bell curve herrnstein and murray asia(cid:374)s higher d"s tha(cid:374) whites, worse for. African americans: harvard thesis (richwine) o(cid:374)ly i(cid:373)(cid:373)igra(cid:374)ts with the highest iq"s should be let i(cid:374) a(cid:374)d. Intelligence varies with ses (socio economic status), low to high ses increases iq. Iq point advantage for each year of school, 5 pt decrease for each year of delay. 4 body humors; o sanguine (blood) o choleric (yellow bile) o melancholic (black bile) o.