PSYC 3102 Lecture Notes - Lecture 1: David Reimer, Female Genital Mutilation, Twin
Document Summary
It helps explain differences among people and among animals a. Nature-nurture debate: what are the relative contributions of environment and inheritance to behavior. Chance of 4 specific person"s developing schizophrenia: 1/100 x 1/100 x 1/100 x 1/100=0. 0 1 in 100 million. Seems must be genetic effect for these 4 sisters to have schizophrenia. Tried to stop masturbation in two girls by female circumcision and tying arms and legs to bedposts. So, case study supposedly showing schizophrenia is genetic isn"t clear -cut. Supposedly showed effect of environment on male-female traits. Botched circumcision burned penis off of one twin. Often cited as evidence of genetic origin of schizophrenia. Each sister had different degrees and types of schizophrenia. One raised as girl, one raised as boy. John money (1921 - 2006) supervised the case study. Coined terms gender identity, gender role, changed perversions to paraphilias. But money had some unusual views about sex.