Bachelor of Science in Financial and Economics, University Montana, 1986. Master of Science in Mineral Economics, Colorado School Mines, 1990. Postgraduate, Colorado School Mines, 1993.
Office engineer Morrison Knudsen Engineers, Richland, Washington, 1986-1988, project accountant, 1987-1988. Operations analyst Echo Bay Mines, Denver, 1989. Instructor Colorado School Mines, Golden, 1991-1992.
Consultant Coors Brewing Company, 1991-1992. Senior research engineer Phelps Dodge Mining Company, Morenci, Arizona, 1992-1994. Gold analyst Robertson, Stephens and Company, San Francisco, 1994-1995.
Vice president corporation development Golden Star Resources Ltd., Denver, 1995-1999. Vice president RMB Resources, 2000—2004, president, since 2005.
President Mineral Economics Graduate Student Association, 1989-1990. Member Society Mining, Metallurgy and Exploration, Association Environmental ResourceEconomists, Mineral, Economics and Management Society.