PSYC 3402 Lecture Notes - Lecture 2: Today Today, Longitudinal Study, Blood Type
16 Jul 2020
School
Department
Course
Professor
Document Summary
Lecture 2: theories of crime: biology and evolution. Incorporate explanations from different fields: respect for gender, ethnicity, and culture. Historical theories: franz gall (1758-1828, phrenology, assumption: size of the bumps and grooves of the brain are indicative of the size of the brain regions underneath. Ignored the environment: william herbert sheldon, jr. (1898-1977, proposed link between physical characteristics and personality (constitutional psychology, proposed three somatotypes, endomorph (fat and soft, mesomorph (muscular and hard, ectomorph (thin and fragile) Looked at physical characteristics: correlation between body type and personality and body type could be correlated with criminal behavior, which body type is engnaging in crime, the mesomorph. If 1 twin has a criminal record- how likely is it that the other will: compare the concordance rates if higher for identical twins then the influence of genes is higher i. e. higher heritable component. If the concordance rate is > for mz vs. dz = stronger genetic influence.
