Anti-gay genes: Individual differences in homophobia are largely heritable - to a larger degree than homosexuality itself. https://pub.uni-bielefeld.de/download/2932598/2932599/Synopse_A.Zapko-Willmes.pdf …pic.twitter.com/3JLr1FwcUO
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I explicitly wrote heritability "of individual differences", not of the thing itself, to address the problem. Can't do a lot more in a Tweet.