My latest with @RebeccaLissner in the Mar/Apr issue of @ForeignAffairs -- "Ukraine and the New Way of War: Learning the Right Lessons for the Conflicts of the Future" foreignaffairs.com/guest-pas…

“The war in Ukraine laid bare the reality of nuclear risk in the twenty-­first century,” write @RebeccaLissner and John Kawika Warden. “But it has also demonstrated the limits of nuclear threats in compelling submission.” foreignaffairs.com/ukraine/u…

“If Washington fails to learn from its experience in Ukraine, it will find itself dangerously ill equipped to wage a great-power war, at a moment when the likelihood of such a conflict is growing,” warn @RebeccaLissner and John Kawika Warden. fam.ag/4aZqGvq

"Golden Dome and arms control: impediment or opportunity?" by @pranayrvaddi and @jkwarden. This Bulletin magazine article is available to all readers for a limited time. ⬇️ thebulletin.org/premium/2025…

#ICYMI: IDA researcher @jkwarden was a panelist at the @CNASdc virtual conversation on April 20 about China's nuclear buildup and the risk of nuclear escalation in a war to defend Taiwan. Watch below.

LIVE: A discussion of the CNAS report "Avoiding the Brink: Escalation Management in a War to Defend Taiwan" with authors @StaciePettyjohn and @hannahddennis panelists Dr. Phillip C. Saunders and @jkwarden. Join the conversation with #CNAS2023 x.com/i/broadcasts/1mrxmknzR…

#NewsRelease: John K. Warden Honored for Contributions During IDA Fellowship idalink.org/23-09

My latest on the need for conventional-nuclear integration in the next national defense strategy. Part of a great CNAS commentary series worth checking out!

How should we deter a nuclear-armed North Korea? Jina Kim and I argue we should attempt to limit North Korea's coercive nuclear leverage. tandfonline.com/doi/full/10.… Part of a great colloquium in @SurvivalEditors offering different, interesting perspectives!

Thanks for the opportunity! Great discussion with a really impressive group! #PPNT2019

In my latest with @nktpnd for @BulletinAtomic, we lay out the parameters for an arms control agreement that would advance US and allied interests by limiting North Korea's nuclear weapons program thebulletin.org/2019/02/goal…

Video is now available for the Oct. 15 @IDA_org / @Livermore_Lab panel on Limited Nuclear War: The 21st Century Challenge for the United States, including my presentation, comments from Brad Roberts, and a great discussion! youtube.com/playlist?list=PL…

My latest, published in the @Livermore_Lab Papers on Global Security series -- "Limited Nuclear War: The 21st Century Challenge for the United States": cgsr.llnl.gov/content/assets…