Bachelor, Wake Forest College, 1938. Master of Arts, Harvard, 1941. Doctor of Philosophy, Harvard, 1947.
Faculty Carnegie Institute of Technology, 1947-1948. Member faculty University Oklahoma, 1948-1987, professor history, 1959-1965, chairman department, 1962-1965, David Ross Boyd professor history, 1965-1987. Dean University Oklahoma (College Arts and Sciences), 1965-1973.
Curator Western history collections, 1974-1986. Summer school teacher Howard College, 1947, Wake Forest College, 1961. Consultant Pan American Petroleum Company, Service Pipe Line Company.
Member University advisory council for Institute Life Insurance, 1967-1978. Member American, Southern history associations, Organization American Historians, Phi Beta Kappa, Omicron Delta Kappa.
Married Martha Jean McLean, February 17, 1945. Children– John McLean, Margaret Jean.