Bachelor of Science, State University of New York, New Paltz, 1960. Master of Science, State University of New York, New Paltz, 1962. Doctor of Education, Vanderbilt University, 1965.
Assistant professor art State University of New York, New Paltz, 1961-1962. Professor art and department chair University Wisconsin, Whitewater, 1965-1970, Northern Arizona University, Flagstaff, 1970-1974, Central Michigan University, Mount Pleasant, 1975-1976, Colorado State University, Fort Collins, 1976-1986, professor and art department chair, emeritus, since 1988. Visiting professor and department head University Wyoming, Laramie, 1986—1987.
Visiting professor Guangxi Normal University, China, 2001. Founder, 1st president National Council Art Administrators, 1972. President The Douglas Society, Native Arts Department.
President Denver Art Museum, 1994-1995, board directors, since 1993. Member Semester at Sea faculty University Pittsburgh, 1998. Visiting professor Guangxi Normal University, Guilin, China, 2001, professor, department chair emeritus.
Mediation officer Colorado State University. Faculty advisor Colorado State Womens ICE Hockey Team, since 2009.
Board of directors Nightwalker Enterprises, Fort Collins, Colorado, since 1985, One-West Contemporary Art Center, Fort Collins, 1979-1986, Artists' Advisory Committee, 1994-1995, Northern Colorado Intertribal Pow-wow Association. Member College Art Association, Native American Art Study Association, Artist Advisory Council One-West Contemporary Art Center.
Married Nanci Gardner, April 1, 1961. Children: Christopher P.D., Cathi Kottenstette.