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#747 David Geary - Male, Female: The Evolution of Human Sex Differences (Pt. 2)

The Dissenter

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Dad's Investment

The benefits that the dad provides actually depends on a variety of other factors. If it's living in a fairly safe environment with a lot of resources, a lot of kin around and so forth and population is increasing, Dad's investment is easier to replace. But if you're living in a harsher environment prior to the Industrial Revolution or during that time in developing nations where mortality risks were high,Dad's investment made a huge difference in terms of child mortality risks, overall health and social competitiveness.

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