lecture7

lecture7 - Life Science 15: Concepts and Issues Lecture 7:...

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Unformatted text preview: Life Science 15: Concepts and Issues Lecture 7: Kindness to our kin 1/31/12 I. Intro to kin selection: fitness vs. inclusive fitness II. Hamilton’s Rule III. Relatedness IV. Kin recognition Australian social spiders: increase reproductive success by allowing her babies to suck her dry and kill her- so that they can live Q: Why is these so much kindness in the world? And could we engineer bit more cooperation when needed? Developing our theory of kindness:- Kindness: 1. shared genes 2. reciprocity (likely to see favor returned) 1. Because gene X in you causes you to act in such a way that you increase the reproductive success of other individuals that carry gene X. (Shared genes/ Kin selection) 2. Because gene Y in you causes you to help other people who will return the favor, thereby benefiting gene Y. (Gene Y buffers itself from an uncertain future by storing goodwill in others.) (Reciprocal Altruism) Genes are instructions for how to build the body, including the brain structures that give...
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This note was uploaded on 04/10/2012 for the course LS 15 taught by Professor Phelan during the Spring '08 term at UCLA.

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lecture7 - Life Science 15: Concepts and Issues Lecture 7:...

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