Ambassador Laura S. H. Holgate served most recently as the U.S. Ambassador to the United Nations International Organizations in Vienna and the Representative of the United States of America to the International Atomic Energy Agency.

As an experienced national security leader, Holgate's public service includes the reduction of threats and management of risks from nuclear, biological, chemical, and radiological weapons. She previously served as Vice President at the Nuclear Threat Initiative, Special Assistant to the President at the National Security Council, and as a senior official at the Departments of Energy and Defense. She is frequently quoted and published in print and tv and she speaks publicly on nuclear energy, nuclear security, chemical weapons, bioterrorism, and related international organizations.

Holgate received a Bachelor of Arts Degree in politics from Princeton University and a Master of Science Degree in political science from the Massachusetts Institute of Technology. She lives in Arlington, Virginia.