Serving in the the armed forces is largely determined by genes, with no effect of the home environment. http://journals.sagepub.com/doi/abs/10.1177/0095327X18765449 …pic.twitter.com/NObzDPPN9T
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Behavioral genetics isn't even Evo Psych. Completely different approach, aiming at individual differences, not at species-wide adaptations, like Evo Psych.
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