CSIS Japan Chair @japan.csis.org Japan Chair is a leading source of analytic insight and policy-relevant research on Japan, the U.S.-Japan alliance, and Japan’s leadership on the global stage.
Scoville Fellowship @scovillepf.bsky.social Highly selective fellowship for recent grads to work with NGOs in DC on international peace and security.
scoville.org
Philipp G. Rombach @philipprombach.bsky.social Research Associate, German Institute for International and Security Affairs (SWP Berlin) | formerly Lawrence Livermore National Laboratory | 2025 CSIS PONI Nuclear Scholar | MALD at The Fletcher School | MSc Electrical Engineering at TU Munich
Pranay Vaddi @pranayrvaddi.bsky.social pers acct. fmr NSC46, State Dept. nukes, nonpro, arms control. Husband + suburban dad. All tweets/rt are my views alone.
https://strategicsimplicity.substack.com/
Jana Baldus @janabaldus.bsky.social Policy Fellow @theeln.bsky.social || 🚀 nuclear disarmament and arms control || nuclear (in)justice || personal views only || she/her
CSIS Global Food & Water Security Program @foodwater.csis.org Proposing nonpartisan policy solutions to food and water insecurity in the U.S. and around the world.
American Nuclear Society @americannuclear.bsky.social Not-for-profit professional society dedicated to advancing peaceful uses of #nuclear science and technology. Since 1954. Join us at www.ans.org
@jmmaciasiii.bsky.social @jmmaciasiii.bsky.social Associate Fellow @ CSIS Futures Lab
UChicago MPP, UC Davis BA
First Gen, Chicano
~Views are my own
Jane Vaynman @janevaynman.bsky.social Assistant Professor of Strategic Studies at Johns Hopkins SAIS. I study arms control, nuclear weapons, international institutions, and emerging technology.
CSIS Wadhwani AI Center @ai.csis.org CSIS's Wadhwani AI Center conducts research on the governance, geopolitics, and national security implications of AI
www.csis.org
Devin T. Hagerty @dthagerty37.bsky.social Prof, UMBC. Teacher, analyst, writer. IR, national security, nuke deterrence, South Asia, Pakistan. Campus my natural habitat since 1980: Rutgers, Fletcher, Penn, Illinois, USydney, UMBC. Love smart fiction (esp novels satirizing academia), dogs, sports.
The European Leadership Network (ELN) @theeln.bsky.social The ELN seeks to develop collaborative European capacity to address foreign, defence and security policy challenges.
Website: https://europeanleadershipnetwork.org/
Newsletter: http://eepurl.com/doN0-L
John William Sutcliffe IV, Ph.D. @nuclearhistory.bsky.social Historian of France's military nuclear ambitions (1945-1958) and US nuclear weapons testing. The views expressed are my own and do not reflect the official policy or position of the US Air Force, the Department of Defense, or the US Government.
CSIS Geopolitics and Foreign Policy Department @geopolitics.csis.org The Geopolitics and Foreign Policy Department brings together CSIS’s leading regional experts and research programs to offer cross-cutting analysis of the most challenging issues ahead. https://www.csis.org/geopolitics-foreign-policy
Kadri Tastan @kadritastan.bsky.social Senior Fellow @gmfus.bsky.social Brussels | Former @CATS_Network - @SWPBerlin | Geopolitics, Geoeconomics, Climate and Energy (EU, Turkey, Mediterranean, Middle East and beyond).
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.
Sascha Simon @saschasimon.bsky.social Security & Defence Analyst | drones, emerging/disruptive tech & foresight | formerly 🇪🇺 EUISS & EDA, NATO Innovation Hub & 🇩🇪 MFA.
*Here privately*
Global Governance Institute (GGI) @globalgovernance.eu The Global Governance Institute (GGI) is an independent, international think tank for global problem-solving.
📍Brussels, Belgium
🔗 www.globalgovernance.eu
Nick Kodama @nickkodama.bsky.social PhD candidate at Georgetown | Researching nukes, IR, Japan, East Asia | Also posting photos of my cat and food.
Chris Gordon @bychrisgordon.bsky.social Pentagon Editor/National Security Correspondent, Air & Space Forces Magazine AirandSpaceForces.com | Board, Military Reporters & Editors | Member, CFR | “Subject Matter Expert.” [Redacted] F-16D flight hours. | CGordon@afa.org/Signal chrisgordon.24
Minna Ålander 🌻 @alanderminna.bsky.social Analyst @sceeus-ui.bsky.social at @uisweden.bsky.social | Associate Fellow @chathamhouse.org | @cepa.org Fellow. Plot twist: not from Åland. 📸 Stas Kartashov
🎙️ co-host Mildly Alarmed
✍️ Northern Flank Notes: https://open.substack.com/pub/minnalander
Andrew Facini @andrewfacini.com Senior Fellow, @councilonstrategicrisks.org working on nuclear weapons policy. Teaching and such at Harvard Extension. Views my own.
Nuke policy starter pack! https://go.bsky.app/8jiQV43
Centre for European Reform @centreeuropeanref.bsky.social The Centre for European Reform (CER) is an award winning think-tank, devoted to improving the quality of the debate on the EU.
London, Brussels, Berlin
Website: www.cer.eu
Podcast: soundcloud.com/cer_london/ Spotify: https://buff.ly/7aKvyUs
ChinaPower @chinapower.csis.org Unpacking the complexity of China’s rise through objective analysis and data visualization. Follows and reposts ≠ endorsements. https://chinapower.csis.org/
Stacie Pettyjohn @spettyjohn.bsky.social Director of the defense program and senior fellow CNAS
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.- A Artur Honich @arturhonich.bsky.social Analyst focusing on defence & security @RANDEurope | King's College London (Dept of War Studies) and Sciences Po PSIA alumnus
Rafael Loss @rafaelloss.bsky.social defence, nukes and nato | prev ecfr, cgsr llnl | he/him
latest 👉 https://ecfr.eu/publication/the-bear-with-the-bomb-russian-nuclear-coercion-and-the-future-of-european-deterrence/
Jess @jessieilkson.bsky.social Former DoD and State AF/Pak. IHL. Life long Jets/Mets/Knicks sufferer. Dog mom.
Gregory Koblentz @gregkoblentz.bsky.social I research, teach, and write about about the causes and consequences of the proliferation of nuclear, biological, chemical, and radiological (CBRN) weapons to states and terrorists. Views are my own.
Tom Shattuck @tshatt.bsky.social Perry World House | Taiwan and cross-Strait Relations 
CSIS Critical Minerals Security Program @minerals.csis.org Developing policy solutions to build resilient critical minerals supply chains needed for national and energy security and economic competitiveness.
Michal Onderco @profonderco.bsky.social Professor of International Relations at Erasmus University Rotterdam, affiliated with Charles University in Prague. VU Amsterdam, EUI, CISAC, WIAS-alum. Nuclear weapons | foreign policy | CEE
Frank Kuhn @frankkuhn.bsky.social Doctoral Researcher @PRIF.org // Nuclear Deterrence and Arms Control // Cold War History // Military Technology, Operations and Strategy // Opinions my own
@alv-ahmed.bsky.social @alv-ahmed.bsky.social 
Mark Bell @marksbell.bsky.social Associate Professor of Political Science at the University of Minneota, mostly studying nuclear weapons, international security, and US foreign policy. Opinions mine. www.markbell.org 
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
Syed Ali Zia Jaffery @alizia1992.bsky.social Deputy Director, Center for Security, Strategy and Policy Research. Associate Editor, Pakistan Politico. Former VF, Stimson Center. Alum: Wilson Center and CNS. Bylines: Bulletin of the Atomic Scientists, National Interest, The Diplomat, Atlantic Council
Jordan Hibbs @jordanhibbs.bsky.social Senior Nuclear Policy Advisor | 📍Washington, DC | Personal Account - Views are my own.
Dr. Heather Williams @heatherwilly.bsky.social Director, Project on Nuclear Issues (PONI) and Sr Fellow, Defense and Security Department at CSIS
Associate Fellow, Project on Managing the Atom at Harvard Kennedy School
New Yorker by birth, Bostonian by choice
Bridget Corna @childrenofthecorna.bsky.social Director of digital communications @csis.org, summer camp aficionado, 🇺🇦 proudly standing with Ukraine, views = 🙋♀️
Lauren Adler @itslaurenadler.bsky.social Content manager @csis.org
CSIS Europe, Russia, and Eurasia Program @erep.csis.org The CSIS Europe, Russia, and Eurasia Program produces forward-looking analyses on transatlantic relations & political developments across Europe, Russia, & Eurasia.
Andrew Friedman @andrewbfriedman.bsky.social director and senior fellow @csis.org, former usaid, lawyer, occasional prof: human rts & democracy, dogs, all views solely mine
Hanna Notte @hannanotte.bsky.social Russia | Middle East | Nuclear weapons | Director for Eurasia @JamesMartinCNS | Snr. Associate @erep.csis.org | Fellow @kennaninstitute.bsky.social | Upcoming book WE SHALL OUTLAST THEM @wwnorton.com | Berlin-based
Kathleen J. McInnis @kjmcinnis1.bsky.social Senior Fellow, Defense & Security Department & Director, SWSP @CSIS. Priors: Capitol Hill, Pentagon, Chatham House, Kings College London. PhD War Studies. Author. Mom. Herder of cats. NATO nerd.
Natasha Hall @natashahall.bsky.social Senior Fellow, Center for Strategic and International Studies; Former mediator, humanitarian, government official
All views my own
#Conflict #Regimesurvival #Environment #Governance
Will Todman @willtodman.bsky.social Chief of Staff @geopolitics.csis.org and senior fellow @mideast.csis.org. Host of State of Play pod. Conflict, governance, and displacement in the MENA region. Views my own. https://www.csis.org/people/will-todman
Dr. Ilke Toygür @ilketoygur.bsky.social Political Scientist | European Union & EU in the World | Director, Global Policy Center & Professor of (Geo)Politics of Europe, SPEGA, IE University | Senior Associate, CSIS Europe, Russia, Eurasia Program
Ilaria Mazzocco @ilariamazzocco.bsky.social Deputy Director and Senior Fellow, CSIS Trustee Chair in Chinese Business and Economics. I write about industrial policy, trade, climate&energy, and China. 
Joseph Majkut @josephmajkut.bsky.social Energy, Climate, and US and global politics. Lapsed scientist. Director @csis
Federico Steinberg @steinbergf.bsky.social Prince of Asturias Professor @georgetown /Senior Fellow @rielcano / Visiting Fellow at @csis
Jason Rezaian @rezaian.bsky.social Director of Press Freedom Initiatives at The Washington Post
@msnegovaya.bsky.social @msnegovaya.bsky.social 
Eliot A. Cohen @eliotacohen.bsky.social Emeritus Professor at Johns Hopkins SAIS, former Counselor of the Department of State, writer at the Atlantic. New book: The Hollow Crown: Shakespeare on How Leaders Rise, Rule, and Fall. (Basic Books). Book in progress: The Strategist's Catechism.
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
Dominik Presl @dompresl.bsky.social Research Fellow at the Association for International Affairs.
OSINT Analyst.
Decoding Geopolitics Podcast: https://www.youtube.com/@DecodingGeopoliticsPodcast
Carla M @carlaveromontilla.bsky.social Humanitarian policy and other global issues 🌎 | Just another Venezuelan from Florida
Sandia National Labs @sandialabs.bsky.social https://www.sandia.gov/social
Foreign Affairs @foreignaffairs.com A magazine of U.S. foreign policy and international affairs, founded in 1922. https://www.foreignaffairs.com/
Sign up for our newsletters here: http://foreignaffairs.com/newsletter
Noah Shachtman @noahshachtman.bsky.social contributing editor at Wired // contributing writer at NYT opinion // making trouble at ■■■■■■■■ // https://signal.me/#eu/3aA6cspNTXUEOtEYwaK6KOFIw8nf-7G1jQBd3MRqrDeUvZxfzp5Py61cKq4GbcNg
IAEA - International Atomic Energy Agency @iaeaorg.bsky.social Official account of the International Atomic Energy Agency (IAEA), the 🌍's centre for cooperation in the nuclear field, promoting the safe, secure and peaceful use of nuclear technology.
Arms Control Association @armscontrolnow.bsky.social 
Foreign Policy @foreignpolicy.com The magazine for global politics, economics, and ideas.
https://foreignpolicy.com/
Carnegie Endowment @carnegieendowment.org The Global Think Tank.
carnegieendowment.org
@douglasbshaw.bsky.social @douglasbshaw.bsky.social Imaginary provost of the make-believe university of human survival; promoting the creation and dissemination of knowledge to prevent nuclear war
David E. Hoffman @davidehoffman.bsky.social davidehoffman.com — The Oligarchs, The Dead Hand, The Billion Dollar Spy, and Give Me Liberty. Washington Post 2023 editorial series “Annals of Autocracy”: https://wapo.st/3K8LVNd
Laura Rozen @lkrozen.bsky.social Reporting on foreign policy. Current: https://diplomatic.substack.com Just Security ed board. Al Monitor, Politico, Foreign Policy alum.
The Washington Post @washingtonpost.com Democracy Skies in Blueness
Politico @politico.com Nobody knows politics and policy like we do.
www.politico.com
Newsweek @newsweek.com Newsweek provides in-depth analysis, news and opinion about international issues, technology, business, culture and politics.
National Security Archive @nsarchive.bsky.social An independent research institution that advocates for open government and uses FOIA to collect and publish declassified documents - https://nsarchive.gwu.edu - instagram.com/natsecarchive - tiktok.com/@natsecarchive
Julian Borger @julianborger.bsky.social Senior international correspondent at The Guardian, based in London
Daniel Drezner @dandrezner.bsky.social Political science professor, academic dean, writer, podcaster, shaker of hands with Mel Brooks — you know, the usual kinks.
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
The Washington Institute for Near East Policy @washinstitute.bsky.social Advancing a balanced and realistic understanding of American interests in the Middle East. (Reposts & Follows do not constitute endorsement.)
Marc Ambinder @marcambinder.bsky.social National security, politics, breaking news, cats. Author of "The Brink." Trust and safety policy @ TikTok now. Amateur Everettian quantum mechanic. 🌈
AtomicPeace @atomicpeace.bsky.social 
Kevin Baron @defensebaron.bsky.social 🎙️ 🎥 Host, Elevation Live! - Global affairs x sports x culture
🌐 Founder, Elevation Global Strategies - Live events, custom conversations, video storytelling
📺 Analyst, National Security, Politics & Culture
Link: www.elevation-live.com
Stars and Stripes @starsandstripes.bsky.social Stars and Stripes provides independent news and information to the U.S. military community from reporters and bureaus located around the world.
Leo Shane III @leoshane.bsky.social As seen on Twitter -- Deputy editor for Military Times, former vets reporter for Stars & Stripes. Philly sports fan trapped in DC. Don't judge me by past or future haircuts. https://www.militarytimes.com/author/leo-shane-iii/
Ben Smith @semaforben.bsky.social Semafor EIC, author of "Traffic" out May 2
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
Defense News @defensenews.bsky.social Defense News is the global defense community's leading source of news & analysis on programs, policy, business & tech. Sign up for our newsletters: http://defensenews.com/newsletters
Berkeley Lab @berkeleylab.lbl.gov Official account of Lawrence Berkeley National Laboratory (LBNL), a U.S. Department of Energy national lab. newscenter.lbl.gov
Lars Olberg @larsolberg.bsky.social Legal advisor, policy analyst and foreign affairs specialist, fascinated by the intersection of IP, AI and blockchain.
Nukes of Hazard @nukesofhazard.bsky.social Center for Arms Control and Non-Proliferation. Working to limit & eventually eliminate the nuclear threat through Congressional & public outreach.
https://armscontrolcenter.org/
The Daily Beast @thedailybeast.bsky.social Independent. Intelligent. Influential. Send tips to tips@thedailybeast.com
Max Bergmann @maxbergmann.bsky.social Director of the Europe, Russia, Eurasia Program at CSIS. Podcasts EuroFile and Russian Roulette. Fmr State Department official. DC sports, Tottenham
Greg Sanders @gregorysanders.bsky.social International relations Fellow CSIS ISP and DIIG Deputy Director. Separately Vice President of PurpleLineNow. Opinions are strictly my own.
Union of Concerned Scientists @ucs.org The Union of Concerned Scientists puts rigorous, independent science to work to solve our planet's most pressing problems.
ucs.org
Olivier Knox @oknox.bsky.social Senior national political correspondent, US News & World Report. Not “Oliver.” Something retweets something something. Views here are my own, not my employer's. Duh.
The Century Foundation @tcfdotorg.bsky.social Confronting the true drivers of America's affordability crisis. Advancing bold solutions to lower costs. Policy for people—not powerful interests. tcf.org
World Nuclear News @worldnuclearnews.bsky.social The latest nuclear energy news from around the world. WNN is produced from the World Nuclear Association secretariat.
Website: https://www.world-nuclear-news.org/
Podcast: https://www.buzzsprout.com/1976153
Substack: https://substack.com/@worldnuclearnews
Adérito Vicente @aderitus.bsky.social Nuclear Policy Scholar | Assistant Professor of International Relations, Lusíada University | Non-Resident Fellow, OdCNP | Researcher, IPRI-NOVA | Formerly Visiting Scholar at CNS and Adjunct Professor at JMU #nuclearpolitics #europeansecurity
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.