The Biological Origins of Gender, not Sex: A Review of Psychobiological Evidence - Evolution and the Reproductive Axis

25 October 2023, Version 9
This content is an early or alternative research output and has not been peer-reviewed by Cambridge University Press at the time of posting.

Abstract

In brief We present our understanding of a biological component of gender in the evolutionary canalized reproductive axis. We combine our findings into a model that accounts for a core component of gender identity distinct from bodily sex, sexual orientation, or sex (gender) roles.

Keywords

gender
gender identity
sexuality
gender diversity
sexual identity
identity theory
identity development
identity formation

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