The right insists — and has tried to legislate — that male and female are hardwired opposites, with no overlap or variation. But as biological anthropologist Agustín Fuentes illustrates, science tells a different story. He shows how sex isn’t either/or and discusses the complicated intersection of biology and culture, which are often termed sex and gender. (Full-length presentation.)

Agustín Fuentes, Sex Is a Spectrum: The Biological Limits of the Binary Princeton University Press, 2025

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