COGSCI 111 Feb15Lecture - Some Candidate Tools (Modules)...

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Unformatted text preview: Some Candidate Tools (Modules) Animate monitoring Specifc emotions Language Cheater detector Kin recognizer and nepotist Why might we expect adaptive specializations related to recognizing and aiding kin? Altruism : helping another at a cost to yourself How can altruism evolve? “I will jump into the river to save two brothers or eight cousins”- J. B. S. Haldane Inclusive ftness (kin selection) (Hamilton) Helping your identical twin is the same (From a gene’s eye view) as helping yourselF Altruism toward kin could increase your ftness There may have been selection to be altruistic toward kin (to show nepotism) How do we know who our kin are? Familiarity established during rearing (humans and non-humans) Self-referent phenotype matching (hamsters, humans?) Paternity recognition “Mama’s baby, Papa’s maybe” The baby morphing study Some Candidate Tools (Modules) Animate monitor Specifc emotions Language Cheater detector Kin recognizer and nepotist Mate fnders/assessors Candidate Mate Finders/Assessors Incest avoider Incest avoider Avoiding frst degree relatives Deleterious recessives Westermarck’s hypothesis (1891)...
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This note was uploaded on 02/25/2008 for the course COGST 1110 taught by Professor Adkinsregan,e&ho during the Spring '08 term at Cornell University (Engineering School).

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COGSCI 111 Feb15Lecture - Some Candidate Tools (Modules)...

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