Janice Dean Willis, or Jan Willis (born 1948) is Professor of Religion at Wesleyan University, where she has taught since 1977; and the author of books on Tibetan Buddhism. She has been called influential by Time Magazine, Newsweek (cover story), and Ebony Magazine. Aetna Inc.'s 2011 African American History Calendar features professor Willis as one of thirteen distinguished leaders of faith-based health initiatives in the United States.