Notifier Corporation, executive vice president, treasurer and board member, 1956-1968
Notifier Manufacturing Company, executive assistant, 1950-1955
Ohio State University, visiting professor, 1943
Canadian-American Workshop, University of Michigan, director, 1942
Central Michigan University, professor, 1944-1950
Central Michigan University, associate professor of social science, 1926-1942
University of Chicago, fellow, general education board, Rockerfeller Foundation
Ohio State University, Ph.D.
Columbia University, M.A.
Central Michigan University, A.B.