2007-Present, Research Professor, Mechanical
Engineering and Civil & Environmental Engineering, University of Utah
2006-Present, Senior Advisor – Schlumberger
1970-2006, TerraTek, Inc., Chairman/President/Chief Executive Officer
1967-1970, General Motors Technical Center, Department Head
1964-1967, GM Defense Research Laboratory, Santa Barbara, Ca
1959-1962, Westinghouse Research Laboratory, Pittsburgh
Degree of Engineer, Applied Mechanics, Stanford University, 1964
M.S., Mechanical Engineering, University of Pittsburgh, 1960
B.S., Mechanical Engineering, University of Missouri, Rolla, 1959
Member, National Academy of Engineers
Fellow, American Rock Mechanics Association
National Research Council / National Academy of Sciences Committee on
Destruction of Non-Stockpile Chemical Weapons
US Department of Defense, Archiving of Nuclear Structures Testing
US Department of Transportation / National Research Council, Committee on
Innovations Deserving Exploratory Analysis Program
Chairman, U.S. National Committee for Rock Mechanics, NAS
Editor, Rock Mechanics
Editor, Experimental Mechanics
Member, National Research Council, Geophysics Research Board