Georges Canguilhem (/kɑːŋɡɪˈlɛm/; French: [kɑ̃ɡijɛm, kɑ̃ɡilɛm]; 4 June 1904 – 11 September 1995)[3] was a French philosopher and physician who specialized in epistemology and the philosophy of science (in particular, biology). Canguilhem entered the École Normale Supérieure in 1924 as part of a class that included Jean-Paul Sartre, Raymond Aron and Paul Nizan. He aggregated in 1927 and then taught