David H. Sanford

David H. Sanford (December 13, 1937 – September 1, 2022) was an American professor of philosophy at Duke University. He specialized in perception and metaphysics. Sanford studied at Cass Technical High School, Oberlin College, and Wayne State University. He received his Ph.D. from Cornell University in 1966. He taught at Dartmouth College from 1963 to 1970 and joined the Duke Faculty in 1970. He was a visiting professor at the University of Michigan and the University of Oregon. Sanford's work focused on conditionals, with his book "If P, Then Q: Conditionals and the Foundations of Reasoning" published in 1989 (second edition 2003). His influence in analytic philosophy extended beyond his published work in metaphysics. From 2006 to 2007, he was president of the Society for Philosophy and Psychology. Sanford died on September 1, 2022, at the age of 84.