University of Minnesota, 1972-73 University of Massachusetts, Amherst, 1973-77 Michigan State University, East Lansing, 1977-1981 Texas A&M University, College Station, 1981-present
University of Massachusetts, Amherst, 1973-77 Michigan State University, East Lansing, 1977-1981 Texas A&M University, College Station, 1981-present
