Hum Hist I 11 ho 3

Hum Hist I 11 ho 3 - Human History Week 2, lecture 2 Human...

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Human History Week 2, lecture 2 Human evolution 1/12/11 The world in 1411 600 years ago, around 1411, might have drawn 8 conclusions about how human history worked: 1. Cultural evolution is unique, applying only to humans 2. But cultural evolution works rather like biological evolution 3. Cultural and biological evolution are both driven by interactions between competition and environment 4. Cultural and biological evolution both combine trends toward increasing complexity with periodic crashes 5. Cultural and biological evolution both produce a long-term rightward skewing of complexity 6. Cultural and biological evolution both reach peaks beyond which increases in complexity are counterproductive 7. Cultural and biological collapses don’t produce what Gould calls “life’s lottery”: they operate to level the fitness landscape 8. By 1411, cultural evolution had reached the highest possible peak of complexity But in last 600 years, spectacular transformation of human history Societies now vastly more complex, capturing far more energy: even transforming biological evolution Biological evolution of proto-humans
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Hum Hist I 11 ho 3 - Human History Week 2, lecture 2 Human...

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