Books by Christopher Ryan
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The most popular books by Christopher Ryan on 12min
Sex at Dawn
Christopher Ryan
So fascinating as it is controversial, “Sex at Dawn,” by Christopher Ryan and Cacilda Jethá, rewrites the book of human sexual evolution, suggesting that, before the advent of agriculture, our hunter-gathering ancestors lived in nonmonogamous communities in which paternity was not a concern, and promiscuity was not only a norm but also evolutionary beneficial behavior.
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