Next Tuesday, Dec. 9, join us at @carnegieendowment.org for a discussion with Dr. Hui Zhang on his newly released book "The Untold Story of China’s Nuclear Weapons", moderated by @tongzhao.bsky.social carnegieendowment.org/events/2025/...

The Nonproliferation Review published the first of 2 special issues from the Harvard–MacArthur Beyond Nuclear Deterrence Working Group. #OpenAccess intro by the 3 working group co-chairs & special issue editors, Hassan Elbahtimy, @professorrdg.bsky.social, & me: www.tandfonline.com/doi/full/10....

1/5 My article w/Dave Allison on how AI might enable nuclear weapons (non)proliferation has been added to the latest issue of Risk Analysis @socriskanalysis.bsky.social (after appearing online first). Check it out #OpenAccess: onlinelibrary.wiley.com/doi/10.1111/...

On December 3 at 9:30AM EST, join us for a conversation with Målfrid Braut-Hegghammer on the drivers of extended deterrence choices: Evidence from Norwegian parliamentary debates, 1945-2024 www.belfercenter.org/event/driver...

Trump’s remarks on restarting U.S. nuclear testing are fueling fears others will follow. WaPo reports major new activity at China’s Lop Nur site—potential prep for renewed tests. China would likely mirror any U.S. return to explosive testing. 🔗 www.washingtonpost.com/national-sec...

⌛One week left to apply! If you’re looking to deepen your expertise, expand your professional community, and contribute to policy-relevant research, now is the time to submit your application for a Belfer Center Fellowship — the deadline is December 1. Learn more: www.belfercenter.org/fellowships

1/2 I was delighted to contribute a chapter to the new book Nuclear Negotiations: Conditions for Effective Nuclear Diplomacy. It was produced by the Alva Myrdal Centre for Nuclear Disarmament @uupeace.bsky.social. Check out the book! link.springer.com/book/10.1007...

Does public opinion affect policymaker preferences about nuclear weapon use? New article from: @herzogsm.bsky.social, @smetanamichal.bsky.social, @laurensukin.bsky.social & @mvranka.bsky.social. Read in @ejisbisa.bsky.social, @cambup-polsci.cambridge.org: www.cambridge.org/core/journal...

Please join MTA on November 14 at 1pm Eastern Time if you are interested in learning more about MTA fellowships and the application process. More information (including the Zoom registration link) can be found here: x.com/managingthea...

On November 18, we will host MTA Fellow Kunal Singh for a discussion on Explaining North Korea's Unlikely Success: Personalist Regime, Weak State Capacity, and Nuclear Weapons Program - we hope to see you there! www.belfercenter.org/event/explai...

Professor @matthew-bunn.bsky.social was quoted in a recent CNN article on Trumps desire to return to nuclear testing: www.aol.com/articles/tru...

Next week: "The Untold Story of China's Nuclear Weapon Development and Testing" with Hui Zhang RSVP here⤵️ cisac.fsi.stanford.edu/events/untol...

BRSL Research Seminar: reporting on Dr. Hui Zhang's new book, "The Untold Story of China’s Nuclear Weapon Development and Testing," on China’s nuclear weapons development from 1955 to 1996. 📅 Register: In person: luma.com/cjhxekzt Virtual: luma.com/t1y5gd06

A new piece by Dr. Mohammad Tabaar, quoting Dr. Steven Miller - "An Obituary for the JCPOA": carnegieendowment.org/posts/2025/1...

Stimson Center Distinguished Fellow Joel Wit will be presenting his book "Flashpoint: The Inside Story of How America Failed to Disarm North Korea" on October 30 at 10am. Please use this link to join in on the conversation: www.belfercenter.org/event/how-am...

Next Monday, October 27, UC Berkeley Risk and Security Lab will be hosting MTA Senior Researcher Dr. Hui Zhang for a discussion on his forthcoming book "The Untold Story of China’s Nuclear Weapon Development and Testing" brsl.berkeley.edu/beyond-the-b...

Join MTA on October 28 for a discussion with Dr. Brad Roberts on Counterforce and Strategic Stability: Mapping the Debate, where we will delve into the recently released Livermore report on counterforce strategy in U.S. nuclear policy www.belfercenter.org/event/counte...

1/5 In @foreignpolicy.com, @laurensukin.bsky.social, @lanoszka.bsky.social, and I provide analysis on how publics around the world viewed the Biden administration's extensive but restricted military aid to Ukraine in 2022-2023. foreignpolicy.com/2025/10/20/u...

Join us on 27 October for a discussion with MTA Senior Fellow Ariel "Eli" Levite where he will examine Iran’s volatile post-war nuclear landscape, delving into four possible scenarios shaping the future of its nuclear trajectory. www.belfercenter.org/event/irania...

A little over a month left to pre-order Dr. Hui Zhang's forthcoming book "The Untold Story of China's Nuclear Weapon Development and Testing: A Technical History", to be released on 25 November. To pre-order, please use this link: mitpress.mit.edu/978026205182...

I was a guest on the IISS podcast "The Arms Control Primer" w/ @bollfrass.bsky.social & former @iaeaorg.bsky.social DG Hans Blix. We covered some lessons of the Iraq case for nuclear nonproliferation & verification. Check out the new episode: www.iiss.org/podcasts/arm...

Join us for a discussion with MTA Associate @alexsorg.bsky.social on the risk of large-scale nuclear war: A judgmental forecasting approach next Tuesday, October 21 at 1:30pm EST. www.belfercenter.org/event/risk-l...

Congratulations to former Managing the Atom Stanton Fellow Sébastien Phillippe, winner of a MacArthur Fellowship (the "genius grant")! Amazing work, from disarmament verification to remarkable work assessing past consequences of nuclear testing and potential consequences of nuclear war.

Hoover Senior Fellow Sumit Ganguly & MTA Stanton Fellow @spenserawarren.bsky.social note: India’s Air Force shone in Kargil ’99 but stumbled in Pahalgam ’25. Lesson? Strike early on military targets—despite higher risk—to stay ahead www.belfercenter.org/research-ana...

🚨Belfer Center Fellowship applications for the 2026-27 academic year are now open! Supporting academic & professional tracks, our fellowships are open to doctoral candidates, recent Ph.D. recipients, and practitioners from the public and private sectors. More info: www.belfercenter.org/fellowships

@matthew-bunn.bsky.social recently contributed to an article written for The New York Times on "Why Don't Data Centers Use More Green Energy" www.nytimes.com/2025/09/27/b...

MTA alum David Allison & visiting scholar @herzogsm.bsky.social have published one of the first systematic studies looking at the connection between AI & nuclear (non)proliferation. See the thread below!

@matthew-bunn.bsky.social was recently interviewed by CONNECTED, TaiwanPlus on missile warfare and the transformation it has had on modern warfare. Listen here: www.belfercenter.org/belfer-news/...

To preorder Dr. Hui Zhang's forthcoming book "The Untold Story of China's Nuclear Weapon Development and Testing: A Technical History", please follow this link: mitpress.mit.edu/978026205182...

In the Bulletin, I argue that continuing compliance with the central limits of New START for a year, or two, or three, would offer time for exploring what future accords might help avoid the dangers of a three-way nuclear arms competition.

🚨 JUST IN: President Donald Trump has an opportunity to avoid the dangers of an unrestrained nuclear arms competition—something he has repeatedly warned about. Will he seize it? Latest by Matt Bunn (@matthew-bunn.bsky.social) in @thebulletin.org #nuclearweapons #nukesky #Trump #Putin #China

Join us for a conversation with @ivodaalder.bsky.social on "When Allies No Longer Believe, What Happens to Extended Deterrence?" on September 30 at 1:30pm EST. www.belfercenter.org/event/when-a...

Read the full Task Force on Nuclear Proliferation and US National Security report now. ⤵️ www.nti.org/news/biparti...

Don’t miss the latest Task Force report, "Preventing an Era of Nuclear Anarchy: Nuclear Proliferation and American Security", collaboratively crafted by members of Harvard’s Belfer Center, the Carnegie Endowment of Int'l Peace, and the Nuclear Threat Initiative: www.belfercenter.org/preventing-e...

Explore Senior Fellow Ariel Levite’s Latest Scholarly Contribution: "Hamas' Strength Lies in Its Weakness – and Israel Keeps Playing Into Its Hands" -- www.haaretz.com/opinion/2025...

This important report comes at a key moment. Thanks to @carnegieendowment.org @nti.org and @managingtheatom.bsky.social for their leadership. BLUF: More countries getting nuclear weapons - whether adversaries, neutrals or allies - is bad for the US and the world.

New: The Task Force on Nuclear Proliferation and U.S. National Security today published its final report urging the U.S. to strengthen its strategy to prevent the spread of nuclear weapons and safeguard national security. Convened by the @carnegieendowment.org, @nti.org and the Belfer Center.

Join MTA as we welcome Trita Parsi for a discussion on Trump, snapback, and the Risk of Another Israel-Iran war - harvard.zoom.us/j/9994644394...

💡New, by Rabia Akhtar, Associate of the Belfer Center's Managing the Atom Project - what does the Strategic Mutual Defense Agreement signed by Saudi Arabia and Pakistan yesterday actually mean for the global nuclear security landscape?

Atomic Backfires: When Nuclear Policies Fail is now available for pre-order from @mitpress.bsky.social! The thread below describes the premise of the volume and its contributors. mitpressbookstore.mit.edu/book/9780262...

@rabsaa.bsky.social has released her edited volume, "Strategic Reckoning: Perspectives on Deterrence and Escalation Post-Pahalgam", offering timely insights into the dynamics of deterrence, crisis management, and regional security in South Asia. www.belfercenter.org/research-ana...

Explore @herzogsm.bsky.social's most recent contributions to the field here: www.belfercenter.org/person/steph...

Join us on October 27 as we welcome Senior Fellow Ariel "Eli" Levite for a dialogue on "The Iranian Nuclear Rollercoaster" www.belfercenter.org/event/irania...

Stay informed about MTA’s latest research, upcoming events, and official announcements—subscribe to our email list today: www.belfercenter.org/project-mana...

Distinguished Fellow at the Stimson Center, Joel Wit will be presenting his book "Flashpoint: The Inside Story of How America Failed to Disarm North Korea" on October 30 at 10am. Please use this link to join in on the conversation: www.belfercenter.org/event/how-am...

Our very own Dr. Hui Zhang will be speaking at the Center for International Security and Cooperation on the release of his upcoming book. Join us on October 28 at 12noon (Pacific Time). To register, please use this link: cisac.fsi.stanford.edu/events/untol...

There's a lot of nonsense on BlueSky about the United States having guaranteed Ukraine's security in the Budapest Memorandum. It didn't.🧵

@matthew-bunn.bsky.social was quoted in a NextGov article on the recent influx of government layoffs. You can view it here: www.nextgov.com/cybersecurit...

Journalists: Please join us at the @outrider.org Nuclear Reporting Summit on October 9-10! This free, two-day event will focus on how #nuclearweapons issues intersect with AI, community health, #climatechange, local economies, and the #environment. 🔗 APPLY NOW: outrider.org/conference/2...