Paul Carus, a philosopher and monist, was born at Ilsenburg, Germany, and died in La Salle, Illinois. After receiving his Ph.D. at Tübingen, in 1876, and completing his military service, he taught in Dresden. Censure of religious views he had expressed in pamphlets led him to leave Germany for England. He then went to New York, where in 1885 he published Monism and Meliorism. This book aroused the interest of a German chemist in La Salle, Illinois, Edward Carl Hegeler, who had started a periodical, the Open Court. He invited Carus to take over the editorship. In 1888 another and more technical journal, the Monist, was founded, and Carus became its editor. Carus also published a series of philosophical classics, edited by leading professors of philosophy, which are still widely used in classrooms. The Carus family operated the Open Court Publishing Company until 1996. Open Court...