Prenatal Hormones Predict Sexed Behavior

Exposure to androgens before birth (and at puberty) is associated with later sex‑typical interests and attractions, with the CAH example showing girls exposed to excess androgens often develop more male‑typical play, careers, and sexual orientation. The article bundles hormonal, cross‑cultural, and cross‑species evidence to argue that many sex differences include an innate component. — If prenatal hormones partly shape behaviour, that influences legal, educational, and medical arguments about gender identity, child care, and anti‑discrimination policy.