William M. Moon

Nonresident Fellow

Nuclear Security

William M. Moon is a Nonresident Fellow with the Nuclear Security Program. He is an expert on Cooperative Threat Reduction (CTR), nuclear security, and arms control with particular experience working on nuclear warhead security and arms control verification cooperation with Russia. He retired from the Defense Threat Reduction Agency (DTRA) in February 2019 after 30 years of federal service.

Mr. Moon was the Global Nuclear Security Program Manager for CTR programs with Russia, China, Ukraine, Belarus, and Kazakhstan from 1992-2014. He implemented over $2B of nuclear warhead security programs in partnership with the Russian Ministry of Defense’s 12th Main Directorate. Mr. Moon also served over three years as EUCOM Theater Support Team Lead for DTRA and has been an independent consultant since 2019, including serving as a Consultant to the Stimson Center’s Nuclear Security Program where he has contributed numerous “Field Notes” articles describing his experiences working on nuclear security with Russia. In addition, he has provided consulting services to the James Martin Center for Nonproliferation Studies, the Carnegie Endowment for International Peace, the Nuclear Threat Initiative, and University of Maryland, Center for the Study or Terrorism and Responses to Terrorism. 

Mr. Moon was awarded the Arthur Fleming Award for Outstanding Federal Service 2002 and was also awarded the DTRA Gold and Silver Meritorious Service Medals. He received the National Defense University Foundation Writing Award. His additional publications include:

  • “Beyond Arms Control: Cooperative Nuclear Weapons Reductions – A New Paradigm to Roll Back Nuclear Weapons and Increase Security and Stability,” The Journal for Peace and Nuclear Disarmament, February 26, 2020.
  • “Initiating a Cooperative Denuclearization Effort with North Korea,” The Nonproliferation Review, Volume 26, Nos. 5/6, January 3, 2020.
  • “WMD Threat Reduction Programs Suffer from Neglect,” National Defense, Nov 4, 2020.
  • “How Federal Managers Can Improve Hiring Practices Right Now,” Government Executive, Oct 5, 2020.

Mr. Moon has Masters Degrees from Columbia University’s School of International Affairs and the National Defense University’s Industrial College of the Armed Forces.

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Field Note
Inventory Management Cooperation: A Core Function of Nuclear Security

Understanding technical exchanges conducted between the United States and Russia on inventory management provide insight into how to address current nuclear security challenges

Field Note
Russian-American Cooperation on Personnel Reliability

Looking back on the Cooperative Threat Reduction program assistance in improving Russian personnel reliability programs provides valuable insights for today’s experts

Field Note
What it’s like to visit a Russian Nuclear Warhead Storage Site

Site Visit Prep The windows on the Russian van are blacked out with paint and cardboard covers. Four Americans from the Cooperative Threat Reduction (CTR) program climb in and take our seats surrounded by security officers from the Russian Ministry of…

Field Note
The Story Behind U.S. Access to Russian Nuclear Warhead Storage Sites

Under the Cooperative Threat Reduction (CTR) program, nuclear security served as a common objective for the United States and Russia

Field Note
2000 Russian Ministry of Defense Visit to Francis E. Warren Air Force Base

Nuclear security cooperation can be one of the most useful tools for engaging with a former adversary because it represents a strong common purpose to protect nuclear materials from terrorist threats and unauthorized personnel. That shared goal can end…

Field Note
2002 Russian Ministry of Defense Nuclear Security Exercise

International nuclear security cooperation is a key element of reducing nuclear terrorism risks. Stories about this cooperation help to educate nuclear security policymakers and practitioners of its value. The video, below, includes exclusive footage o…

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