 In 1912, Maritain became professor of philosophy at the Lycée Stanislaus, though he also gave courses at the Institut Catholique de Paris. He was named Assistant Professor at the Institut Catholique (attached to the Chair of the History of Modern Philosophy) in 1914. He became full Professor in 1921 and, in 1928, was appointed to the Chair of Logic and Cosmology, which he held until 1939.