Mary Corinna Putnam Jacobi, who lived from 1842 to 1906, transformed the argument for women in medicine from a moral plea into a demand for rigorous scientific equality. Born in London to the prominent Putnam publishing family and a published writer by fifteen, she rejected a literary future to pursue medicine, eventually becoming the first woman admitted to the École de Médecine in Paris.

She studied through the siege of Paris and graduated with honors, then returned to New York to confront pseudoscience with empirical evidence. This deep dive examines how she dismantled sexist theories with data and navigated a defining ideological split with her mentor Elizabeth Blackwell.

• Entering Paris lectures through a separate door and using the front-row seat to absorb every detail
• Refuting Harvard professor Edward Clark's claim  ...