Peter I Belk


Adjunct Professor - Center for Security Studies (CSS)


School of Foreign Service (SFS)
General profile


+1 202-687-2964


Peter I. Belk is the Senior Policy Advisor for Counterterrorism and Countering Weapons of Mass Destruction at United States Special Operations Command. In this capacity, he serves as a coordinator and subject matter expert in support of command requirements for national-level policy integration for counterterrorism and countering weapons of mass destruction efforts. Previously, Mr. Belk was the Director for Weapons of Mass Destruction Terrorism Threats, Office of Weapons of Mass Destruction Terrorism and Threat Reduction, Nonproliferation Directorate, National Security Council where he planned, directed and coordinated the development of policies relating to state and non-state actor nuclear, chemical, biological and radiological threats, weapons of mass destruction terrorism, and relevant arms control and nonproliferation mechanisms such as the Non-Proliferation Treaty, the Biological Weapons Convention and the Chemical Weapons Convention.

Mr. Belk also served as the Principal Director (Acting) of the Office of the Deputy Assistant Secretary of Defense for Chemical and Biological Defense in the Office of Assistant Secretary of Defense for Nuclear, Chemical and Biological Defense Programs (ASD(NCB)) providing oversight of the Chemical and Biological Defense Program throughout the Department of Defense, and integration with interagency and international partners. He was also the Director, Strategic Relations, International and Interagency in the Chemical and Biological Defense directorate where he focused on the development, management and execution of international and interagency efforts, and worked in NCB as the Deputy Director, Cooperative Threat Reduction Office, Threat Reduction and Arms Control, as well as a Senior Advisor.

Mr. Belk was a Special Assistant in the Office of the Counsel to the President of the United States at the White House, and served as the Special Assistant to the Assistant Secretary of State in the Bureau of Intelligence and Research, where he oversaw all-source intelligence support for the Secretary of State, the Deputy Secretary of State and the Under Secretary of State for Political Affairs. Mr. Belk also was as an analyst in the Office of Strategic, Proliferation and Military Affairs in the Bureau of Intelligence and Research, where he was responsible for political-military matters, conventional and unconventional, in the Middle East and South Asia. In this capacity, Mr. Belk also focused on countering Iraqi weapons of mass destruction efforts, and was assigned as a biological weapons expert to the United Nations Special Commission (UNSCOM) in Iraq.

Since 1993, Mr. Belk has served in the US Army on both active and reserve duty status as a civil affairs and military intelligence officer, to include support for Operation Inherent Resolve, Operation Enduring Freedom and Operation Allied Force in several key leadership, staff, operational and planning positions.

In addition to his public sector experience, Mr. Belk worked as a corporate and international trade attorney based in Washington, DC and New York, NY, where he focused on business transactions and cross-border legal work in the Russian Federation, Europe and Middle East. Mr. Belk is a member of the Council on Foreign Relations.


  • Juris Doctor (2002) Columbia University School of Law, Law
  • Masters of Arts (1996) Georgetown University, Security Studies
  • Bachelor of Arts (1993) University of Pennsylvania, Political Science