American radiation biophysicist and biologist. Ph.D. zoology, radiation biology, University of Tennessee (1955). Professional experience includes: assistant zoologist, University of Missouri (1948-1951), assistant zoologist, University of Tennessee (1952-1955); instructor, University of Tennessee (1955); resident associate biologist department, Oak Ridge National Laboratory (1955-1956); consultant, Menninger Foundation (1957-1962); consultant, American Association for the Advancement of Science (1971-1975); director of radiation protection, Energy Research and Development Administration training grant (1974-1977); from assistant professor to associate professor, chairman of department, professor of radiation biophysics, University of Kansas (1956-1996).