In 1865 a decorated British army surgeon died, leaving strict orders to be buried unexamined in his own bed sheets. A charwoman ignored those instructions and uncovered a reality that shattered half a century of military history.

This episode reconstructs the astonishing double life of Dr. James Barry, a medical visionary who overhauled public health across the empire, performed a pioneering Caesarean section, and lived his entire adult life as a man after being born Margaret Ann Bulkley. We follow the radical plan to bypass institutions that barred women from medicine, the loopholes that protected the disguise, and the ongoing debate over how to understand Barry's identity today.

• The smoking-gun letter that connected Margaret Bulkley to James Barry
• How the officer-class loophole let Barry avoid a military physical examin ...