Professor Friedman served as Ruth N. Halls Professor of Arts and Humanities at Indiana University from 1994-2002 and professor in the departments of philosophy and history and philosophy of science. His research interests include: Kant, Philosophy of Science, History of Twentieth Century Philosophy, including the interaction between philosophy and the exact sciences from Kant through the logical empiricists, prospects for post-Kuhnian philosophy of science in light of these developments, and the relationship between analytic and continental traditions in the early twentieth century.