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Personality Psychology
final
8
Psychology
Undergraduate 3
12/03/2010

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Cards

Term
Darwin & Natural Selection
Definition
living forms evolved over time in response to their interactions with environments
Natural selection is the key to evolution: process by which nature selects those characteristics in organisms that promote survival
Selecting for traits/characteristics that give members an advantage
Genes are responsible for the inheritance of these characteristics
Term
Evolutionary Psychology
Definition
Explains the origins of psychological mechanisms
All psychological processes come from evolution
Behavioral manifestations have to do with reproductive advantage
Term
Parental investment theory
Definition
sex that invests more in offspring, should be far more choosy about potential mates than the sex that invests less in offspring (Trivers 1972).
Term
Resulting Reproductive Issues
Definition
Successful intrasexual competition –winning contests between members of one sex
thereby gaining preferential sexual access to members of the opposite sex
Term
Intrasexual Competition: Young Male Syndrome
Definition
May have evolutionary roots
Manifest by posturing, risk behavior or violence in response to sexual selection pressure
Elicited by specific situations
Evidence
Term
Resulting Reproductive Issues
Definition
Mate selection
females want best available male b/c of her > investment = resources
Males maximize mating opportunities = men fertility, youth, beauty
Term
INHERITANCE
Definition
Personality is genetically determined
 Human behavior is the product of a complex biological organism
Underlying genetics and biology influence processes in personality
Term
Behavioral genetic approach
Definition
Studying genetic determinants of individual differences
1. Experimental,
2. Non-experimental (no intervention), human twin and adoption studies
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