Mothers and Others: The Evolutionary Origins of Mutual Understanding | Sarah Blaffer Hrdy
Sarah Hrdy argues that if human babies were to survive in a world of scarce resources, they would need to be cared for, not only by their mothers but also by siblings, aunts, fathers, friends—and, with any luck, grandmothers. Out of this complicated and contingent form of childrearing, says Hrdy, came the human capacity for understanding others.
Mothers and Others: The Evolutionary Origins of Mutual Understanding | 
