SB in Physics, PhD in Theoretical Elementary Particle Physics, MIT. Senior leadership positions in academia, government, industry, and research. 1999-present: President, Rensselaer Polytechnic Institute. 1995-99: Chairman, US Nuclear Regulatory Commission. 2009-14: Member: President's Council of Advisors on Science & Technology; Currently, Co-Chair, US President's Intelligence Advisory Board; Member: US Department of State International Security Advisory Board, US Secretary of Energy Advisory Board. Vice Chair, Board of Regents, Smithsonian Institution; Trustee, Brookings Institution; Director, Council on Foreign Relations; Life Member, MIT Corporation. Director: IBM, FedEx, Medtronic, Inc.International Fellow, British Royal Academy of Engineering; Member, US National Academy of Engineering; American Philosophical Society. US National Science Board: Vannevar Bush Award (2007).