On this week's episode of Security Dilemma, co-hosts A.J. Manuzzi and John Gay discussed the state of arms control after the expiration of New START, nuclear proliferation cascades, and whether sanctions can prevent nuclear proliferation with Dr. Ariel Petrovics. Dr. Petrovics is a non-resident fellow at the Quincy Institute for Responsible Statecraft, a visiting scholar at the University of Denver’s Josef Korbel School of International Studies, and a research associate at the University of Maryland School of Public Policy. She is also the co-editor of Atomic Backfires: When Nuclear Policies Fail, a new open-access volume that listeners can read here (https://direct.mit.edu/books/oa-edited-volume/6076/Atomic-BackfiresWhen-Nuclear-Policies-Fail).

Read her Quincy Institute brief on the challenges and opportunities for superpower nuclear cooperation here: https://quincyinst.org/research/prospects-and-problems-for-reinvigorating-superpower-nuclear-cooperation/

You can check out her Foreign Policy article on New START here: https://foreignpolicy.com/2026/01/23/us-russia-trump-putin-nuclear-arms-control-treaty-new-start-extension/

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Upcoming recordings include:

• AMA- John Gay and A.J. Manuzzi
• JQAS Discusses the Marcellus Papers

• What Realism’s Critics Get Wrong with Patrick Porter