Caption John Money called it proof — gender could be reassigned, shaped by nurture, molded by environment. A triumph of theory over biology. David Reimer called it torture — a childhood forced into dresses, a life scripted to validate an experiment he never chose. One saw science. The other lived the wound. --- Context The Reimer case was used for decades to argue identity is learned. But his rejection of the imposed role shattered that certainty — exposing the human cost of clinical ambition. -