CNS strives to combat the spread of weapons of mass destruction (WMD) by training the next generation of nonproliferation specialists and disseminating timely information and analysis. It is the largest nongovernmental organization in the United States devoted exclusively to research and training on nonproliferation issues. It is located at the Middlebury Institute of International Studies at Monterey.
CNS Locations

Monterey, CA
James Martin Center for Nonproliferation Studies (CNS)
Middlebury Institute of International Studies
460 Pierce Street, Monterey, CA 93940
Phone: (831) 647-4154
Fax: (831) 647-3519
E-mail: [email protected]
Washington, DC
James Martin Center for Nonproliferation Studies (CNS)
1400 K Street, NW, Suite 1225
Washington, DC 20005
Phone: (202) 601-2344
Fax: (202) 842-0556
Learn more about our Washington, DC Office
Vienna, Austria
Vienna Center for Disarmament & Non-Proliferation (VCDNP)
Andromeda Tower, Floor 13th
Donau-City Strasse 6
1220, Vienna Austria
Phone: +43 (1) 236-9482
Fax: +43 (1) 269-9124
E-Mail: [email protected]
Web: http://vcdnp.org
Middlebury, Vermont
Content forthcoming
CNS Expands with New Vermont Office
CNS Center-Related Articles
- Nonproliferation Review and CNS Announce McElvany Award Winners
Grand Prize winner: “A tale of two fuel cycles: defining enrichment and reprocessing in the nonproliferation regime” by Sidra Hamidi and Chantell Murphy. - Dr. William Potter Appointed as Senior Fellow at UNIDIR
Dr. William Potter was appointed as Senior Fellow at the United Nations Institute for Disarmament Research (UNIDIR) in Geneva. - Hanna Notte Selected for the Munich Young Leaders 2024
CNS’s Hanna Notte will be a featured speaker on a panel with Graham Allison at the Munich Security Conference. - Happy Holidays and Happy New Year 2023
My CNS colleagues and I wish you a peaceful and joyous New Year. - A Message from CNS Director Bill Potter
Supporting CNS keeps the wheels of diplomacy turning even during its darkest days. - CNS International Advisory Council Meeting Focuses on Nonproliferation Risks of AI and the War in Ukraine
The event, which included a business session, brought together many CNS alumni, who currently work in various US government agencies. - AI and Nonproliferation: CNS Experts Lead the Way
CNS is examining the nexus of AI and WMD nonproliferation from several perspectives informed by a core group of staff with deep expertise on a variety of relevant issues. - Oppenheimer on Oppenheimer: A Family Perspective with Charles Oppenheimer and CNS Experts
Charles Oppenheimer is leading the Oppenheimer Project which promotes, advocates, and invests in the values of J. Robert Oppenheimer. - CNS Experts Observe the International Day Against Nuclear Tests by Raising Awareness about Humanitarian Impacts of Nuclear Tests and Nuclear Weapons
CNS experts commemorate the day with an interview with The Astana Times and a webinar with a hibakusha. - CNS Welcomes Dr. Hanna Notte as Director of the Eurasia Nonproliferation Program
Dr. Notte transitions to CNS from the VCDNP, where she has worked as a Senior Research Associate since summer 2021.


