Biological Anthropology

headshot of professor anna warrener

Reframing Human Evolution: The Myth of the Obstetrical Dilemma

March 18, 2025

Dr. Anna Warrener published a paper in Evolutionary Anthropology that discusses the evolution of the human pelvis. She argues that biological anthropologists have used a dubious evolutionary model, the Obstetrical Dilemma, to explain why humans sometimes have difficult childbirth, and advocates for an expanded framework called the Multifactor Pelvis. This...

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