Bachelor of Science in Forestry, U. Montana, 1966; MSF, U. Montana, 1968; Doctor of Philosophy in Range Management, U. Wyoming, 1973.
Forestry research assistant, U. Montana, Missoula, 1966-1968;
natural resource specialist, Bureau Land Management, Missoula, 1968;
range ecology research associate, U. Wyoming, Laramie, 1970-1973;
postdoctoral research associate, U. Wyoming, Laramie, 1973-1974;
range scientist, USDA Agricultural Research Svc., Mandan, North Dakota, since 1974. Advisor reclamation division North Dakota Public Svc. Commission, Bismarck, 1976-1989.
Member Revegetation and Stabilization of Deteriorated and Altered Lands, WRCC-21, western states, since 1987. Member editorial board Reclamation, Elsevier Science Publications, Amsterdam, The Netherlands, 1984-1991.
With United States Army, 1968-1970, Vietnam. Member American Society for Surface Mining and Reclamation (president 1985, Outstanding Reclamation Researcher, 1984, life member), Society for Range Management (chapter president 1988-1989, section president 1992-1993), North Dakota Academy Science, Sigma Xi, Sigma Pi, Gamma Sigma Delta, Phi Kappa Phi.
Married Ann L. Taplin, December 17, 1966;children: Ryan E., Rod E.