Gregory Wheeler is an American logician, philosopher, and computer scientist, who specializes in formal epistemology. Much of his work has focused on imprecise probability. He is a visiting associate professor of philosophy at Carnegie Mellon University, and has been a research scientist at the Max Planck Institute for Human Development in Berlin, a senior research scientist in artificial intelligence and member of the board of directors at the Center for Artificial Intelligence Research at the New University of Lisbon. He is a member of the progic steering committee, the editorial board of Synthese, and is the editor-in-chief of Minds and Machines. He obtained a Ph.D. in philosophy and computer science from the University of Rochester under Henry Kyburg.