@IWFBuckley @JayMan471 Good example of changing environment resulting in genetic changes. Mating choices have changed a lot.
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Replying to @AntiMarxists
@IWFBuckley
@JayMan471 society is shaped by genetics, memes, tech, and the natural world1 reply 0 retweets 0 likes -
Replying to @AntiMarxists
@IWFBuckley by the way, regarding randomness, a lot washes out when you average out large groups. You're usually left with mostly genetics
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Replying to @AntiMarxists
@IWFBuckley do you mean 20% environment? On an individual basis, the heritability of IQ is 60-85%, with the remainder mostly random
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Replying to @AntiMarxists
@IWFBuckley randomness isn't causing broad differences in crime rates, but environment probably is 20% or so. Sure
2:09 PM - 29 Dec 2015
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