Project on Nuclear Issues

Founded in 2003, PONI is the premier networked community of next generation professionals prepared to meet the nuclear challenges of the future

PONI programs provide inclusive, diverse, and creative opportunities for emerging experts to learn about nuclear issues and engage thoughtfully with the nuclear community. PONI also conducts cutting-edge research and analysis on three main topic areas: deterrence and escalation, risk reduction and arms control, and disarmament.

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Next Generation Nuclear Network

CSIS launched the Project on Nuclear Issues in 2003 to develop the next generation of policy, technical and operational nuclear professionals through outreach, mentorship, research and debate.

Photo: CSIS

Photo: CSIS

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Photo: Sergei Ilnitsky/Pool/AFP via Getty Images

Photo: Sergei Ilnitsky/Pool/AFP via Getty Images

Alternative Nuclear Futures: Capability and Credibility Challenges for U.S. Extended Nuclear Deterrence

In the next 10 years, U.S. extended deterrence could look notably different than it does today. To explore these issues, the CSIS Project on Nuclear Issues used an alternative futures methodology to unpack how key drivers might affect the U.S. extended deterrence mission.

Report by Heather Williams, Kelsey Hartigan, Joseph Rodgers, and Reja Younis — May 8, 2023

Featured Event

Featured Project: Deterrence 101

Deterrence 101 is a collection of three thirty-minute long videos that explore core deterrence theory. Each video describes basic deterrence concepts, roots these ideas in a historical timeline, and features interviews with leading nuclear policy experts.

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Integrated Arms Control in an Era of Strategic Competition

Arms control remains an essential partner of deterrence and strategic stability. The competitive security environment, rise of disruptive technologies, and limited resources call for recoupling arms control with deterrence to address integrated, cross-domain threats today.

Report by Heather Williams, Suzanne Claeys, and Rebecca Hersman — January 21, 2022

A Nuclear Iran Is Not Inevitable

A nuclear-armed Iran would pose a serious threat to the United States, and Washington must not treat that future as inevitable—instead, it must try to prevent the emergence of an Iranian bomb in the first place.

Commentary by Eric Brewer — November 17, 2021

The Adversary Gets a Vote

The strategic concept of “integrated deterrence” is gaining prominence as the Department of Defense further develops it—but how might advanced situational awareness capabilities erode stable nuclear deterrence and fuel reactionary arms racing?

Report by Reja Younis and Rebecca Hersman — September 27, 2021

The Nuclear Policy Trilemma

​Please join PONI on September 21 and 22, 2021, for a virtual two-day conference to explore the nuclear trilemma. Additional speakers to be announced shortly.

Event — September 21, 2021