Joseph W. Koterski, S.J., is an American Jesuit philosopher who teaches at Fordham University in New York and serves as editor-in-chief of International Philosophical Quarterly. Father Koterski holds an H.A.B. degree in classical languages from Xavier University in Cincinnati as well as an M.A. and Ph.D in philosophy from St. Louis University. He also holds an M.Div and S.T.L. from the Weston Jesuit School of Theology in Cambridge, Mass. He specializes in metaphysics, ethics, and the history of medieval philosophy. Fr. Koterski serves in the Wethersfield Institute's Board of Directors.