C. Stephen Layman, Professor of Philosophy; Chair of Philosophy; B.A., Calvin College, 1977; Ph.D., University of California, Los Angeles, 1983. At SPU since 1986.
Michael H. Macdonald, Professor of Philosophy and European Studies; B.A., Pacific Lutheran University, 1963; M.A., University of Washington, 1964; Ph.D., 1974. At SPU since 1967.
Pat McDonald, Assistant Professor of Philosophy, B.A., Seattle University, 1992; M.A, University of Notre Dame, 1997; Ph.D., University of Notre Dame, 2001. At SPU since 2001.
Rebekah Rice, Assistant Professor of Philosophy, B.A., Seattle Pacific University, 1996; M.A, University of Wisconsin-Milwaukee, 2000; Ph.D., Brown University, 2007. At SPU since 2007.
Leland Saunders, Assistant Professor of Philosophy, B.S., Biology & Philosophy, Wheaton College, 1999; M.A., Bioethics, Trinity Graduate School, 2002; Ph.D., Philosophy, University of Maryland; M.A. in Philosophy, 2007. At SPU since 2012.