Jean du Preez

Program Director for Education and Training

[email protected]
Monterey, CA

Jean du Preez directs the CNS Education and Training program. As such he manages the CNS International Visiting Fellows Program and various other nonproliferation education and outreach activities, including regional short courses for diplomats and women in STEM, internships at international nonproliferation organizations. His research interests include the NPT, the legacy of nuclear testing and future of the CTBT, a future FMCT, the role of the Non-Aligned Movement, and the role of multilateral organizations in nonproliferation, arms control and disarmament. He is also a member of the International Panel of Fissile Material (IPFM).


Jean du Preez has more than 35 years’ experience in diplomacy, international security, arms control, nonproliferation and disarmament. After a long diplomatic career in the South African Foreign Service, he joined CNS in 2002 where he led the International Organization and Nonproliferation program, and served as Nonproliferation Professor at MIIS. In 2009 he was recruited by the Comprehensive Nuclear-Test-Ban Treaty Organization in Vienna where he led the external relations and international cooperation section until August 2016. Upon his return from Vienna, he worked as an independent consultant specializing in public diplomacy, and multilateral nonproliferation, arms control and disarmament before rejoining CNS in 2019.
He participated in negotiations on several nonproliferation, disarmament and arms control agreements and conferences, including in the context of the NPT, BWC, CWC, CTBT, small arms and light weapons, and the General Assembly First Committee on Disarmament.

He has specialized knowledge on counter-proliferation mechanisms and nonproliferation export controls, and served on the South African Council for the Non-proliferation of Weapons of Mass Destruction.

He has published numerous scholarly articles, book chapters, conference papers and web-based reports related to nonproliferation, arms control and disarmament. He taught and continue to teach courses on the role of the United Nations and other international organizations in nonproliferation, the NPT, CTBT, arms control simulations, negotiation strategies, etc.


CNS Work

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