![]() ![]() ![]() Now, Hawkes has used computer simulations to link grandmothering and longevity to a surplus of older fertile men and, in turn, to the male tendency to guard a female mate from the competition and form a “pair bond” with her instead of mating with numerous partners. University of Utah anthropologist and member of The Leakey Foundation’s scientific executive committee Kristen Hawkes is known for the “grandmother hypothesis,” which credits prehistoric grandmothering for our long human lifespan. 7, 2015 – If you are in a special relationship with another person, thank grandma – not just yours, but all grandmothers since humans evolved. Now, a new study credits grandmothering for the human tendency to form couples or pair bonds. University of Utah anthropologist Kristen Hawkes and colleagues’ research on Hazda led them to formulate the ‘grandmother hypothesis’ that grandmothering among early human relatives made the human lifespan evolve so it is much longer than lifespans of other apes. This image shows a Hazda couple and child in northern Tanzania in 1985. ![]()
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