Farid&Afzal collected IQs on Muslim inbred children, find a very substantial effect of genetically driven cognitive decline
Replying to @JamesPsychol
.@JamesPsychol & of course from michael woodley the younger: Inbreeding depression and IQ in a study of 72 countries http://www.sciencedirect.com/science/article/pii/S0160289608001608 …
7:13 PM - 26 Oct 2014
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