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Human behavior evolution: Is this a legitimate field of scientific exploration? Controversial issues/arguments surrounding sociobiology: 1)No genes for.

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Presentation on theme: "Human behavior evolution: Is this a legitimate field of scientific exploration? Controversial issues/arguments surrounding sociobiology: 1)No genes for."— Presentation transcript:

1 Human behavior evolution: Is this a legitimate field of scientific exploration? Controversial issues/arguments surrounding sociobiology: 1)No genes for behavior have ever been identified in humans 2)We don’t necessarily behave in a manner that increases our inclusive fitness 3)We behave in seemingly non-adaptive “purely altruistic” ways Adoption Giving blood 4)Sociobiology is a means to subvert social equity Eugenics: in 1941 33 US states had endorsed sterilization policies for the feeble minded Racism Justification of social stratification 5)Cultures are seemingly arbitrary

2 Human mating behaviors: Preference

3 Among people actively seeking a mate: Men tend to like younger women Women tend to like older men

4 Human mating behaviors: Preference Supply and demand

5 Birth control aside, male wealth increases opportunity

6

7 Yet in modern cultures, wealth is negatively correlated with number of offspring: Why?

8 Is female attractiveness is dependent on their reproductive potential?

9 Preference for number of partners by sex

10 Likelihood of intercourse by sex as a function of time known

11 Likelihood of intercourse as a function of intelligence

12 Is coercive sex a reproductive strategy?


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