PSY 352 Chapter Notes - Chapter 8: Paul Ekman, Silent Treatment, Attachment Theory
6 Oct 2016
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Long awareness of fossils, extinct species, changing species, animals that seem suited for environment, etc. Charles darwin: process by which change takes place over time. Hostile forces of nature : disease, predators, famine, drought, weather, etc. Lots of variety among individuals in a species natural selection: variations that promote survival/reproduction more descendants (and vice versa) Some adaptations seem problematic? sexual selection: evolution of characteristics that promote reproduction intrasexual competition: characteristics that give winner more access to mates. E. g. intelligence, antlers, strength intersexual selection: characteristics that increase chances of being selected as a mate. E. g. peacock feathers inclusive fitness theory: anything that promotes survival of genes = adaptive kin selection: tendency to offer more help to those with more genetic overlap with us. E. g. sibling (50% shared genes) vs. niece/nephew (25%) vs. cousin (12. 5%) Help younger relatives in life or death situations more often than older people. Help younger and older relatives in everyday situations possible limitations of evolutionary psychology:
