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Non-resident Senior Fellow, Institute for Sustainable Energy, Boston University, Boston University

I was Assistant Director for Technology in the White House Office of Science and Technology Policy under President Clinton and acting head of Energy and Environment under President Obama. I was also Principal Deputy Director (and Acting Assistant Secretary of the Energy Efficiency and Renewable energy program in the US Department of Energy.


  • –present
    Senior Scientist, Michigan Institute for Data Science, University of Michigan


  • 1971 
    Harvard University, Physics