Bachelor in Psychology and Philosophy, Creighton University, 1976. Master of Arts in Philosophy, DePaul University, 1980. Doctor of Philosophy in Philosophy, University Missouri, Columbia, 1991.
Instructor Columbia (Missouri) College, 1985, Moberly (Missouri) Area Junior College, 1990. Assistant professor University Nebraska, Omaha, 1992—2007. Lecturer Creighton University, 1994—2002.
Associate professor University Nebraska, since 2007. Visiting assistant professor South China Normal University, Guangzhou, 2000, University Sarajevo. Program chair National 3d World Studies Conference, Omaha, since 1994.
Coordinator Nebraska Center Critical Thinking, Omaha, since 1994. Board director medical science board Alzheimer's Association, Omaha, 2003-2005.
Member American Philosophical Association, Central States Philosophical Association, Society Social and Political Philosophy, Phi Beta Delta.
Married Ann Marie C., May 28, 1977. Children: Christopher D., Colin P., Daniel T.