Dwayne Mulder received his Ph.D. from Loyola University-Chicago. He taught philosophy at Loyola, the University of Wisconsin, Clarion University of Pennsylvania, and Fresno State University before coming to Sonoma State University in 1999. He is the co-author of The Theory of Knowledge (Oxford, 1998) with Paul Moser and J. D. Trout, and has published several journal articles. He also co-edited the anthology Contemporary Approaches to Philosophy (Macmillan, 1996).He is currently working on a new critical thinking textbook. He is married with three children and lives in Santa Rosa, CA.