Nicholas Rescher (; German: ['????]; born 15 July 1928) is a German-American philosopher, polymath, and author, teaching at the University of Pittsburgh.
He is the Chairman of the Center for Philosophy of Science and has formerly served as Chairman of the Philosophy Department.Rescher has served as president for the American Catholic Philosophical Association, Leibniz Society of North America, American Metaphysical Society, American Philosophical Association, and Charles S.
Peirce Society.
He is the founder of American Philosophical Quarterly, History of Philosophy Quarterly, and Public Affairs Quarterly.