Jason “JB” Baker @jasonbbaker.bsky.social NATSEC Policy. AI governance in defense. Future of Warfare. Believer in international engagement. Chicago sports fan, so I know how to handle disappointment.
Dr. Taylor Loy @tayloraloy.bsky.social Virginia Tech Postdoc (STS), nuclear energy/nonpro. Former SRO instructor nuke worker. he/him.
https://tritiummatters.org
Diss:
https://hdl.handle.net/10919/120638
Day One:
https://fas.org/publication/fusion-energy-leadership-tritium-capacity/
Max Boot @maxboot.bsky.social CFR fellow, Washington Post columnist. Pulitzer finalist for biography. Author: REAGAN: HIS LIFE AND LEGEND, NYT bestseller and NYT 10 best books of 2024. Man of many hats. Repost ≠ endorsement. maxboot.net.
Peter Baker @peterbakernyt.bsky.social Chief White House Correspondent for The New York Times and MS NOW analyst. Proud husband of @sbg1.bsky.social and equally proud father of @tab-delete.bsky.social. Co-author of "The Divider: Trump in the White House, 2017-2021."
Rabia Akhtar @rabsaa.bsky.social Visiting Scholar, MTA, Belfer Center, HKS | Dean Social Sciences, University of Lahore, Director CSSPR https://csspr.uol.edu.pk/ PhD Security Studies, KSU | Author, The Blind Eye: US Nonprolif Policy towards 🇵🇰 Free e-book: https://csspr.uol.edu.pk/f2c
Richard Nephew @richardmnephew.bsky.social Senior Research Scholar at Columbia U. Former Anti-Corruption Coordinator at Dept of State (among other things), White House and Dept of Energy. Personal acct. Author of "The Art of Sanctions" (2018)
Mark MacKinnon @markmackinnon.bsky.social Senior International Correspondent for The Globe and Mail, Canada's national newspaper. Now based in London, after stops in Moscow, Beijing and the Middle East. Author of The New Cold War (the book, not the thing).
Add me to your top-secret group chats!
ابن يعقوبي @jjstitches.bsky.social bing bong
John Culver @johnculver689.bsky.social Fmr National Intelligence Officer for East Asia, retired CIA analyst. Views solely my own. Likes/reposts are not an endorsement.
Rush Doshi @rushdoshi.bsky.social Assistant Professor at Georgetown • Director of the CFR China Strategy Initiative • Biden NSC China 2021-2024 • Author of The Long Game
Stephen Schwartz @atomicanalyst.bsky.social Editor/Co-author, “Atomic Audit: The Costs and Consequences of US Nuclear Weapons Since 1940” • Nonresident Senior Fellow, Bulletin of the Atomic Scientists • Nuclear weapons expert (history, policy, costs, accidents) and tracker of the nuclear “Football.”
Loren DeJonge Schulman @lorenraeds.bsky.social Dedicated here to the unfinished work. - 16
Messy is the work, and the work can be joyful— Shepard Fairey.
Former, future.
Daniel Knowles @dlknowles.bsky.social Midwest correspondent at The Economist, in Chicago. Before that, in London, Mumbai, Nairobi and DC.
Buy my book: http://shorturl.at/BJOUV
Gen Michael Hayden @genmhayden.bsky.social Personal account. Retired USAF, former Director of CIA & NSA, author, husband, father, granddad. Views are my own. Retweets are not endorsements.
Lawfare @lawfaremedia.org Straight-shooting information and analysis at the intersection of national security, law, and policy.
Support Lawfare at https://www.lawfaremedia.org/support
Sam Bagenstos @sbagen.bsky.social Personal account. Personal views. Frank G. Millard Professor of Law, University of Michigan Law School & Arlene Susan Kohn Professor of Social Policy, University of Michigan Ford School of Public Policy. Former General Counsel, HHS and OMB.
Ariane Tabatabai @atabatabai.bsky.social Vice President of Research for Security & Defense at Chicago Council on Global Affairs • Contributing Editor at Lawfare • Ex Pentagon & State Department • Author of No Conquest, No Defeat (Oxford University Press) & co-author of Triple Axis (Bloomsbury)
Stephen Marrin @smarrin.bsky.social Full Prof at James Madison University & Director of Intelligence Analysis program. Former CIA analyst. Editor of journal Intelligence & National Security https://www.tandfonline.com/journals/fint20
Amy Zegart @amyzegart.bsky.social Stanford professor and Hoover senior fellow. Co-chair of Stanford Emerging Tech Review. I study U.S. intelligence, emerging tech, and geopolitical risk. Latest book: Spies, Lies, & Algorithms. Views are my own.
Larry Pfeiffer @larrypfeifferdc.bsky.social Personal Account / Hayden Center Director / Led White House Situation Room / Fmr CIA Chief of Staff / Nat'l security & intelligence commentator / Speaker
Dagyum Kate Ji @dagyumkateji.bsky.social Politics and Foreign & Security Affairs Team Lead at the Korea Herald • Previous: VOA KR, NK News, Reuters TV • Opinions are my own
John Haltiwanger @jchaltiwanger.bsky.social Staff Writer at ForeignPolicy.com
Send tips/ideas to john.haltiwanger@foreignpolicy.com
🇵🇸Martin “Doomsday” Pfeiffer🖖🏳️🌈 @nuclearanthro.bsky.social Anthro PhD Candidate.
nukes, cats, semiotics, FOIA, existential threats, heritage, nationalism, secrecy, etc.
QUEER
RT/Fave/etc ≠agree
he/him
http://patreon.com/nuclearanthro
http://paypal.me/nuclearanthro
https://osf.io/46sfd/
CSIS Middle East @mideast.csis.org The CSIS Middle East Program focuses on the drivers of change in the region and is led by Mona Yacoubian. Follows/RTs ≠ endorsements.
Michael Birnbaum @mbirnbaum.bsky.social White House correspondent @washingtonpost.com.
Tong Zhao @tongzhao.bsky.social Senior fellow @carnegieendow.bsky.social
Nuclear, arms control, nonproliferation, new mil tech, Asia-Pacific security, US-China.
Views my own.
https://carnegieendowment.org/people/tong-zhao?lang=en
Maria Rost Rublee @mariarostrublee.bsky.social International security, nuclear politics, Indo-Pacific security, diversity & inclusion | Professor, University of Melbourne | President, Women in International Security-Australia
Will Wu @will-wu.bsky.social Senate staffer | Former House mouse, Obama WH alum, and Army vet | Subsists on caffeine and whiskey.
Kingston Reif @kingstonareif.bsky.social Senior International/Defense researcher at the RAND Corporation. Former DASD for Threat Reduction and Arms Control + Arms Control Association. Wisconsin sports fanatic. Personal account.
Ludovica Castelli, PhD @ludovicacast.bsky.social Project Manager, @EUNPDC at @IAI | Associate @BelferCenter Project on Managing the Atom | Prev @ThirdNuclearAge | About metaphors, nuclear history, Middle East, and Fujifilm
Dmitry Stefanovich @dvsteff.bsky.social Nukes, missiles, military, space, tech, music, cats, #STRATDELA and #HYPERHYPE 
Jonathan R. Hunt @jrhuntx.bsky.social Assistant Professor of Strategy and Operations, US Naval War College. Author of THE NUCLEAR CLUB and co-editor of THE REAGAN MOMENT. Views represent neither the US Navy, Department of Defense, nor US government.
Alexander H. Montgomery @alexmontgomery.bsky.social Professor @reed.edu
Nonresident Senior Fellow @newamerica.org
IR/SNA/STS/WMD
alexmontgomery.com
http://tinyurl.com/oxhbpo
I'm not a donkey, I don't have a field.
Fiona Cunningham @fiona-cunningham.bsky.social Assistant Professor of Political Science at the University of Pennsylvania. Author of “Under the Nuclear Shadow” (Princeton, 2025). China, nukes, cyber, space, international security. She/her. Personal website: www.fionascunningham.com
Bonnie Glaser @bglaser.bsky.social Managing Director, Indo-Pacific Program, German Marshall Fund @GMFAsia, China, Taiwan, Indo-Pac, Europe-China, RT≠ endorsement
War on the Rocks @warontherocks.bsky.social Experience. Conflict. Commentary.
Join our community: https://warontherocks.com/membership/
Franziska Stärk @franziskastaerk.bsky.social Researcher, Institute for Peace Research and Security Policy at the University of Hamburg (IFSH) || PhD Candidate, Erasmus University Rotterdam || Nuclear arms control & critical security studies
https://ifsh.de/en/staff/staerk
Bulletin of the Atomic Scientists @thebulletin.org The best thinking on existential threats since 1945. Nuclear risk, climate change, and disruptive technologies. We set the #DoomsdayClock. thebulletin.org
Stanford CISAC @stanfordcisac.bsky.social Stanford's Center for International Security and Cooperation produces knowledge to build a safer world and trains the next generation of security specialists.
Visit us at: https://cisac.fsi.stanford.edu/
Lauren Sukin @laurensukin.bsky.social Associate Professor, Department of Politics and International Relations, Nuffield College, University of Oxford | Nuclear Weapons | Alliance Politics | Emerging Technology | Contact: lauren.sukin@politics.ox.ac.uk |
Alexander Lanoszka @lanoszka.bsky.social Associate professor at the University of Waterloo (Canada); visiting professor at the College of Europe in Natolin (Poland); and author of Military Alliances in the Twenty-First Century (Polity, 2022).
www.alexlanoszka.com
Matt Fuhrmann @mcfuhrmann.bsky.social Political science professor at Texas A&M. International relations, nuclear weapons, alliances, interstate conflict.
Hanna Notte @hannanotte.bsky.social Russia | Director for Eurasia @JamesMartinCNS | Snr Associate @csiserep | Fellow @kennaninstitute | Book: WE SHALL OUTLAST THEM | http://hannanotte.com | Berlin-based
Neil Renic @ncrenic.bsky.social Researcher at the Centre for Military Studies, in Copenhagen. Working on ethics, politics, technology, Just War, drones, and autonomous weapons.
Caitlin Talmadge @proftalmadge.bsky.social MIT professor, Brookings senior fellow, series editor at Cornell Press ⎮ Foreign policy, military operations, civil-military relations, nuclear weapons, authoritarianism ⎮ Views are my own ⎮ Book: The Dictator's Army
https://www.caitlintalmadge.com/
Maaike @maaikeverbruggen.bsky.social non-practicing intellectual on war & tech
NL/EN
Debak Das @debak.bsky.social Assistant Professor at the Josef Korbel School of Global and Public Affairs, University of Denver | PhD from Cornell | International Security, Nuclear Weapons, Foreign Policy | Affiliate at Stanford CISAC, Sciences Po (Paris)
www.debakdas.com
Lisa Koch @llkoch.bsky.social Book: Nuclear Decisions, available at Oxford University Press. Associate Professor of Government. IR, nonproliferation, foreign policy.
https://llkoch.weebly.com/
Victor Cha @victordcha.bsky.social Georgetown Professor, author, former USG, CSIS Geopolitics President, long-suffering Giants and hopeful Knicks aficionado.
Andy Lim @andysaulim.com Deputy Director & Fellow @korea.csis.org
- China's Weaponization of Trade: https://shorturl.at/X3yPG
- Koreanists starter pack: https://go.bsky.app/U3Nm5FX
- Personal website: andysaulim.com
- Moonlighting at @citylightsofchina.bsky.social
Parisa Hafezi @phreuters.bsky.social Iran Chief Correspondent, @Reuters, ex-NTV, @IWMF awardee, French-Iranian, views my own
Humeyra Pamuk @humeyrapamuk.bsky.social @Reuters deputy US foreign policy editor. Eye on State Department. Before: London, Cairo, Dubai & Turkey. @columbiajourn @kocuniversity alum. Personal account.
Mark Pyruz @markpyruz.bsky.social • Observing Iran military security + region-related developments
• Military history image interpretation & analysis
JD Menton @jdmenton.bsky.social Fellow @ Carnegie Endowment Nuclear Policy Program; nukes, non-pro, and tech governance; recovering journalist, itinerant Floridian
Joe Cirincione @joecirin.bsky.social I don’t post often, so I try to make every one count. I’ve worked for 45 years in government, think tanks, Georgetown U. and philanthropy. I write, lecture and do media interviews. On Substack at: joecirincione.substack.com
Brookings Institution @brookings.edu We equip decisionmakers with nonpartisan research and policy strategies to create a more prosperous and secure country and world.
📩 Sign up for the Brookings Brief: http://brook.gs/3JuZxRE
RAND @rand.org We arm leaders with the information they need to tackle the toughest policy problems. Nonprofit, nonpartisan. 📥 Get our newsletter: https://bit.ly/4haSUVK
www.rand.org
CSDS Brussels @csds.bsky.social The Centre for Security, Diplomacy and Strategy at the VUB’s Brussels School of Governance. Proud home to the Japan Chair and KF-VUB Korea Chair.
Institute for the Study of War @thestudyofwar.bsky.social ISW is a policy research organization focused on U.S. national security. Email: press@understandingwar.org. For more: https://linktr.ee/understandingwar
Foreign Policy Research Institute @fpri.bsky.social Nonpartisan foreign policy think tank. Join the conversation: https://fpriinsights.substack.com/
RUSI @rusi.bsky.social Royal United Services Institute for Defence and Security Studies. Founded in 1831, RUSI is the oldest defence and security think tank in the world.
Website 💻: https://rusi.org/
WhatsApp 📱: https://bit.ly/4h0M5FQ
Centre for Statecraft & National Security @csns-uk.bsky.social Research centre based within @warstudieskcl.bsky.social @kingscollegelondon.bsky.social. Formerly International Centre for the Study of Radicalisation (ICSR) & Centre for Grand Strategy (CGS). RTs ≠ endorsements.
Munich Security Conference @munsecconf.bsky.social The Munich Security Conference (MSC) is the world’s leading forum for debate on international security.
#MSC2027: February 12-14, 2027
SWP Europe @swp-europe.bsky.social 🇪🇺 Forschungsgruppe EU/Europa, Stiftung Wissenschaft und Politik
Research Division EU/Europe @swp-berlin.org
https://www.swp-berlin.org/die-swp/ueber-uns/organisation/forschungsgruppen/eu/europa
🤖✍ Posts partly AI-generated
Ifri - Institut français des relations internationales @ifri.bsky.social 🇫🇷 Leading French think tank dedicated to the analysis of international issues and global governance.
🌐 Website: https://ifri.org
🎧 Podcast: https://smartlink.ausha.co/le-monde-selon-l-ifri
The Center for a New American Security @cnas.bsky.social The Center for a New American Security develops strong, pragmatic, and principled national security and defense policies. Join us: cnas.org/join.
ECFR @ecfr.eu European Council on Foreign Relations: the only pan-European think-tank. We foster coalitions for change and promote debate on Europe's global role.
Chatham House @chathamhouse.org The Royal Institute of International Affairs - Chatham House. Independent thinking since 1920.
Website🔗: chathamhouse.org
Podcast🎙️: https://apple.co/45Bbbny
Magazine: @theworldtoday.org
Journal: @iajournal.bsky.social
Council on Foreign Relations @cfr.org 🌏 CFR is a resource for foreign policy news and analysis.
CFR takes no institutional positions on policy. Follows, reposts, likes ≠ endorsements.
✉️ Subscribe to our newsletters: http://cfr.org/newsletters
Atlantic Council @atlanticcouncil.bsky.social Shaping the global future together.
Subscribe to our newsletters: https://engage.atlanticcouncil.org/Standard-Sign-up-Newsletters.html
Daniel A. Pinkston, Ph.D. @dpinkston.bsky.social KCPC expert advisor, IR scholar, Yonsei University, Troy University, NE Asian security and political economy, WMD nonproliferation. USAF veteran and VFW member. Former state powerlifting champion and casual judo player. Cat man and life-long Laker fan.
François Diaz-Maurin @francoisdm.bsky.social Nuclear editor @thebulletin.org. Fmr MacArthur Found. & Marie S.-Curie fellow @stanfordcisac.bsky.social. Fmr engineer in US/French nuclear ind. 1st gen. Father x3. Cello. Synthbass. Kyokushin. Autism. | Tips: francois@thebulletin.org Signal: francoisdm.21
Nina Tannenwald @ninatannenwald.bsky.social Political scientist at Brown, focusing on nuclear weapons, WMD, norms and institutions in security, human rights, ethics and laws of war.
Andreas Persbo @persbo.bsky.social Programme Director at the One Earth Future Foundation, formerly with UNIDIR, European Leadership Network, and VERTIC.
Togzhan Kassenova @togzhankassenova.bsky.social Almaty-born, DC-based expert on nuclear politics and financial crime prevention
Author of Atomic Steppe: How Kazakhstan Gave Up the Bomb (Stanford University Press, 2022)
http://www.togzhankassenova.com
Jessica Lovering @lovering.bsky.social Researching the future of nuclear in Sweden at Uppsala University. Senior Fellow w/ Nuclear Innovation Alliance; Fellow w/ Energy For Growth Hub; PhD in Engineering & Public Policy from Carnegie Mellon.
https://jlovering.substack.com/
Ankit Panda @nktpnd.bsky.social Stanton Senior Fellow, Carnegie Endowment for International Peace; Author of ‘THE NEW NUCLEAR AGE’ (Polity) & ‘KIM JONG UN AND THE BOMB’ (Hurst/Oxford)
Subscribe to my newsletter (Nukesletter): https://panda.substack.com/
Fabian Hoffmann, PhD @frhoffmann.bsky.social Doctoral Research Fellow at the Oslo Nuclear Project, University of Oslo. Defense policy, missile technology, and nuclear strategy.
Weekly analysis of missile tech, nuclear strategy, and European deterrence 👇
https://missilematters.substack.com/subscribe
Sergey Radchenko @radchenko.bsky.social Historian of the Cold War and after. Wilson E. Schmidt Distinguished Professor, Henry A. Kissinger Center for Global Affairs, Johns Hopkins School for Advanced International Studies. The author of “To Run the World.”
Bruno Tertrais @brunotertrais.bsky.social Deputy Director, Fondation pour la recherche stratégique.
Non-Resident Fellow, Institut Montaigne.
Geopolitics, strategy and stuff.
Personal account.
b.tertrais@frstrategie.org
Books: tinyurl.com/bdzbxnyx
Stephanie Carvin @stephaniecarvin.bsky.social Former national security analyst, Associate Professor. Research on national and international security based in Ottawa, Canada 🇨🇦 
Seva @seva.bsky.social book: http://amzn.to/2oRD2yG. substack: https://hegemon.substack.com/
Michael Kofman @michaelkofman.bsky.social Senior Fellow, Carnegie Endowment. Defense analysis with a focus on the Russian and Ukrainian militaries.
Joseph Dempsey @josephhdempsey.bsky.social Research Associate for Defence & Military Analysis,
The International Institute for Strategic Studies
Belfer Center for Science and International Affairs @belfercenter.bsky.social The Belfer Center for Science and International Affairs is the hub of Harvard Kennedy School's research, teaching, and training in international security and diplomacy, environmental and resource issues, and science and technology policy.
belfercenter.org
Jaime Yassif @jaimeyassif.bsky.social NTI | bio Vice President, biophysicist. Working to strengthen biotech governance, biosecurity & pandemic preparedness. Formerly US Health & Human Services and Dept of Defense, Federation of American Scientists, Chatham House, Open Phil, UC Berkeley
Olya Oliker aka Dr. Olga Oliker (she/her) @olyaoliker.bsky.social Director, European Security @crisisgroup.org / Feminist / Migrant / ❤️ punk rock (but not only) / Opinions own / Endorsements clearly marked / podcast: https://www.crisisgroup.org/pod/europe/war-peace
Yashar Ali 🐘 @yasharali.bsky.social Elephant Lover
Yashar.substack.com
Twitter: @yashar
IG/Threads @yasharali
Steve Trimble @thedewline.bsky.social I’m the Defense Editor at Aviation Week.
Steph, PhD @twistedzen.bsky.social Nukes and national security. Researcher focused on US nuclear policy and deterrence.
Jamie Kwong @jamiekwong.bsky.social Fellow at the Carnegie Endowment for International Peace | KCL PhD | Nukes and nonpro | RT≠endorsement
Corey Hinderstein @coreyah.bsky.social Talk to me about British quiz shows, podcasts, Mets, Caps, gymnastics, F1 (but not on Netflix), nukes, cozy cooking shows, and decaf melanges. She/Her.
Marion Messmer @mgmessmer.bsky.social Programme Director for International Security at Chatham House
Former BASIC, King's College London
Katelynn Vogt @katelynnvogt.bsky.social VP for Comms, Carnegie Endowment for International Peace. Posts about foreign policy.. and women's soccer.
Hill alum. Loves pets, politics, and Philly sports.
Follow: @carnegieendowment.org
Yale University Press London 📖 @yalebooks.bsky.social Yale University Press in London https://yalebooks.co.uk/
Publishing books that champion arts & humanities 🏰 home of history!
⭐️ For book updates & UK OFFERS join the Yale in London newsletter: bit.ly/YaleBookNews ⭐️
Joshua Rovner @jrovner.bsky.social Professor of International Relations, American University
Nonresident Senior Fellow, Brookings Institution
Amy J. Nelson @amyjnelsonphd.bsky.social Foreign Policy & National Security
Nuclear and AI Futures
Senior Fellow, Future Security Program, New America
Adjunct Faculty, Georgetown University
Kim Tong-hyung @kimtonghyung.bsky.social Covering the Koreas for The Associated Press since 2014. Opinions are mine. Reach me at tkim@ap.org
Emily Feng @emilyzfeng.bsky.social NPR White House correspondent. 10 years in China and Taiwan. Author of Let Only Red Flowers Bloom (Crown 2025) and forthcoming book on Syria (CGR 2026) https://globalreports.columbia.edu/books/our-hearts-burned-for-home