Jean-Paul Sartre, French existentialist philosopher and author, was born in Paris where he attended prestigious lycées and then the École Normale Supérieur from 1924 to 1928. After passing his agrégation the following year, he taught in several lycées both in Paris and elsewhere. In 1933, he succeeded Raymond Aron (1905–1983) as a research stipendiary for a year at the Institut Français in Berlin, where he immersed himself in phenomenology, concentrating on Edmund Husserl but also reading Max Scheler and some Martin Heidegger. In the years following his return to France, he published several phenomenological works as well as the philosophical novel La nausea (Nausea) (1938) that brought him public recognition. He resumed his teaching till conscripted into the French Army in 1939. After serving ten months as a prisoner of war chiefly in Trier, where he taught Heidegger's Being and Time (1962) to several imprisoned priests...