Director, Natural Resources and Environment Division
U.S. Government Accountability Office
Director, Nuclear Security and Nuclear Facility Safety Program, Nuclear and Radiation Studies Board
National Research Council of the National Academies
Specialist in Science and Technology Policy; Resources, Science, and Industry Divsion; Congressional Research Service
Library of Congress
U.S. Senate Committee on Homeland Security & Governmental Affairs
340 Dirksen Senate Office Building Washington, DC, 20510
(202) 224-2627