Sarah Blaffer Hrdy

Sarah Blaffer Hrdy, an anthropologist and mother, is a professor emerita at the University of California, Davis. Her book The Woman That Never Evolved (1981) was selected by the New York Times as one of the Notable Books of that year, and Mother Nature was chosen by both Publishers Weekly and Library Journal as one of the best books of 1999. Hrdy is a frequent contributor to Natural History; “Meet the Alloparents” is her ninth article for the magazine.

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Recent Stories

A true but unlikely tale

Story and Photographs by William Rowan

Increasing day length on the early Earth boosted oxygen released by photosynthetic cyanobacteria.

Genomic evidence shows that Denisovans and modern humans may have overlapped in Wallacea.

Evapotranspiration is the largest source of water vapor in the Congo rainforest during the spring rainy season.