Education
University of Wisconsin–Madison.
marathon runner steeplechase runner
University of Wisconsin–Madison.
Manley represented his native country at the 1972 Summer Olympics in Munich, West Germany. Mile – 4:01.4 (1974)
2 miles – 8:34.8 (1972)
Steeplechase – 8:27.6 (1971)
5,000 metres – 13:42.4 (1976). 10,000 metres – 29:10.0 (1976).
Marathon – 2:14:43 (1980).