Léon Foucault Léon Foucault Jean Bernard Léon Foucault (; 18 September 1819 – 11 February 1868) was a French physicist best known for his demonstration of the Foucault pendulum, a device demonstrating the effect of the Earth's rotation. He also made an early measurement of the speed of light, discovered eddy currents, and is credited with naming the gyroscope. Foucault was the son of a publisher in Paris, where he was born on 18 September 1819. After an education received chiefly at home, he studied medicine, which he abandoned in favour of physics due to a blood phobia. He first directed his
The Passion of Michel Foucault The Passion of Michel Foucault The Passion of Michel Foucault is a biography of the French philosopher Michel Foucault authored by the American philosopher James Miller. It was first published in the United States by Simon & Schuster in 1993. Within the book, Miller made the claim that Foucault's experiences in the gay sadomasochism community during the time he taught at Berkeley directly influenced his political and philosophical works. Miller's ideas have been rebuked by certain Foucault scholars as being either simply misdirected, a sordid reading of his life and works, or as a politically motivated, intentional misreading. Writing for