Maurice Mandelbaum (December 9, 1908, in Chicago – January 1, 1987, Hanover, New Hampshire) was an American philosopher and phenomenologist.[1] He was professor of philosophy at Johns Hopkins University with stints at Dartmouth College and Swarthmore College.[1] He held two degrees from Dartmouth and a PhD from Yale University.[1] He was known for his work in phenomenology, epistemology, philosophy of perception (especially critical realism),[2] and the history of ideas.