@KirkegaardEmil @thealthype https://notpoliticallycorrect.me/2017/10/28/microcephaly-and-normal-iq/ … https://notpoliticallycorrect.me/2017/10/24/small-brained-normal-iq/ …pic.twitter.com/6Z24diCJGM
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microcephalics can't have IQs in normal range? Dominantly inherited microcephaly runs in families with normal IQhttps://notpoliticallycorrect.me/2017/10/28/microcephaly-and-normal-iq/ …
Any non 1.0 correlate of IQ will result in some cases with low predictor scores and normal IQs. Doesn't imply anything.
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I agree with you, imo that shows that we don't need large brains for our current IQs.
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It makes no sense. Analogous arguments show we don't need big muscles to lift heavy weights, long legs to run fast, be tall to play basket.
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Long legs help for running. However the brain has huge metabolic costs. If we could get by with the number of neurons that erectus had,
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Then why not? Also large muscles aren't conducive to strength. Sure Mark Rippetoe says 'a bigger muscle is a stronger muscle'
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