PSY 0160 Lecture Notes - Lecture 8: Trait Theory, Extraversion And Introversion, Heritability
Document Summary
Nyls longitudinal study; thomas and chess: link between early differences in temperament and later personality, differences in infant behavior reflects biological variation since infants don"t have a lot of experience" to create differences. Evolutionary psychology: proximate cause: bio processes operating at the time behavior is observed, ultimate cause: reason why bio mechanism is there and why it responds to environment in given way. Behavioral genetics: study of genetic contributions to behavior; dna codes for production of proteins. 2: selective breeding desired trait is selected and mated to get desired characteristic, twin studies if genetics influence certain characteristic, then mz twins should be more similar. Determine how genetic variations relate to individual differences: the big five. Substantial genetic influences; independent of intelligence; genetics>self-report: environment. Research trying to find effects of parenting unique to each sibling. Indirect measure of blood flow poor temporal resolution (eeg)
