Ms. Gordon-Hagerty is president of Tier Tech International, Inc., a national security consulting company. She also serves as president of LEG Inc., providing strategic advice and counsel in domestic and national security issues. Ms. Gordon-Hagerty was previously executive vice president and chief operating officer of USEC, Inc. She was a member of the White House National Security Council staff for more than five years, serving as the Director for Combating Terrorism. Ms. Gordon-Hagerty previously served as the U.S. Department of Energy’s Director of the Office of Emergency Response, and as Acting Director of the Office of Nuclear Weapons Surety. Before that, she was a professional staff member for the U.S. House of Representatives, Committee on Energy and Commerce. She began her professional career as a health physicist at the Lawrence Livermore National Laboratory. Ms. Gordon-Hagerty earned a Master of Public Health degree in health physics and a Bachelor of Science degree, both from the University of Michigan.