SIPRI.bsky.social @sipri.org SIPRI is an independent international institute dedicated to research into conflict, armaments, arms control and disarmament.
Website🔗: https://www.sipri.org/
Subscribe🔔: http://bit.ly/SIPRIsubscribe
@isabellewilliams42.bsky.social @isabellewilliams42.bsky.social 
IPPNW @ippnw.bsky.social International Physicians for the Prevention of Nuclear War
Working to make the world a healthier, safer place. Recipient of the 1985 Nobel Peace Prize.
https://www.ippnw.org/
EU Non-Proliferation and Disarmament @eunpdc.bsky.social EU-supported consortium of independent think tanks to discuss measures against WMD proliferation as well as conventional weapons, including SALW
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/
Jamie Kwong @jamiekwong.bsky.social Fellow at the Carnegie Endowment for International Peace | KCL PhD | Nukes and nonpro | RT≠endorsement
@isabellewilliams.bsky.social @isabellewilliams.bsky.social 
The Barents Observer @thebarentsobserver.com Europe's northernmost independent English-Russian online newspaper. Cross-border news from the Arctic, Russia, and Nordic. Fighting censorship, supporting democracy! Our news-portal:
barentsobserver.com
Jacob Ware @jacobware.bsky.social Studying terrorism and extremism. Opinions are my own and RT ≠ endorsement.
https://bookshop.org/p/books/god-guns-and-sedition-far-right-terrorism-in-america/20097522?ean=9780231211222&next=t
Nicole Grajewski @nicolegrajewski.bsky.social Assistant Professor at Sciences Po CERI | Associate with Harvard’s Managing the Atom | working on nuclear issues involving Russia and Iran | author of Russia and Iran: Partners in Defiance from Syria to Ukraine (OUP/Hurst)
Corentin Brustlein @corentinbr.bsky.social Former think tanker and lecturer on strategy and nuclear weapons, turned bureaucrat. Views are my own.
Devirupa Mitra @devirupa.bsky.social Diplomatic Editor, The Wire (@thewire.in)
thewire.in
✒️Reporting on Indian diplomacy, South Asia, Indian Ocean and anything related
📮:devirupa@thewire.in
Chetan Sharma @chetansharma.bsky.social 30 years in Mobile. CEO. Board Member/Strategy Advisor to CXOs, major brands WW. Author. Chief curator - http://mobilefutureforward.com. http://chetansharma.com
Matthew Harries @matthewharries.bsky.social Research director at the Labour Movement for Europe. Previously director of nuclear policy at RUSI, managing editor of Survival/senior fellow at IISS, and specialist for the Foreign Affairs Committee.
John Krempasky @johnkrempasky.bsky.social Military Operations Analyst. Views do not represent those of my employer or any government or military.
"What do I know? My specialty is just strategic analysis."
Elvira Rosert @elvirarosert.bsky.social Political Scientist & Head of Strategy @metis.unibw.de
International Politics | International Security | International Humanitarian Law | Global Health
Ian Bond @cerianbond.bsky.social Deputy director, Centre for European Reform, London @centreeuropeanref.bsky.social . Supporter of democracy, the rule of law, the EU & Ukraine. Opponent of authoritarianism, corruption & Putin's Russia.
Stephen Conlon @stephenconlon.bsky.social British Ambassador to Turkmenistan since 2023.
Previously in Brussels (EU & NATO); Lithuania; Finland and Sweden.
Views own, reposts & links ≠ endorsements.
Sergey Utkin @usv1980.bsky.social International relations
Dr. Thomas Reinhold / @cyberpeace1 @cyberpeace1.bsky.social Reflecting the militarisation of #AI and #Cyberspace and how #ArmsControl & #PeaceBuilding can prevent escalations.
Researcher at @cntrarmscontrol.org by @prif.org
Former X/Twitter: x.com/CyberPeace1
Former Mastodon: mastodon.online/@cyberpeace1
Christoph Bilban @cbil.bsky.social Researcher at National Defense Academy Vienna. Here private. Likes are not an endorsement. #russia #ukraine #formersovietcountries #conflicts #milsky #sciencesky
Nivedita Kapoor @niveditakapoor.bsky.social 
Michael Zinkanell @mzinkanell.bsky.social Director @aies.at - one of Austria's leading thinks tank in European foreign, security, and defence policy
Andreas Umland @umland.eurosky.social Fellow @epik-ukraine.bsky.social & Analyst @sceeus-ui.bsky.social @uisweden.bsky.social. Editor, book series SPPS & Ukrainian Voices: www.ibidem.eu/en/Series/Society-Politics/. Assoc. Prof., Kyiv-Mohyla Academy: orcid.org/0000-0001-7916-4646.
Tony van der Togt @tonyphd.bsky.social Independent Russia expert; PhD candidate at Leiden University, Institute of History; retired Dutch diplomat; former Senior Research Fellow, Clingendael Russia and Eastern Europe Center; views are my own.
CSIS Project on Nuclear Issues @poni.csis.org @csis.org’s Project on Nuclear Issues (PONI) hopes to sustain a community of next generation nuclear experts & generate new ideas & debate on nuclear issues. Repost ≠ Endorsement
Paul Cormarie @paulcormarie.bsky.social RAND Analyst | European defense & nukes | 🇫🇷🇺🇸
Evan A. Laksmana @elaksmana.bsky.social Shangri-La Dialogue Senior Fellow for Southeast Asian Security and Defence • Editor, Asia-Pacific Regional Security Assessment • International Institute for Strategic Studies (IISS)
evanlaksmana.com
Jeff Mankoff @drjmankoff.bsky.social Scholar and analyst of Russia and Eurasia at NDU and CSIS. Author of Empires of Eurasia: How Imperial Legacies Shape International Security (Yale, 2022) and Russian Foreign Policy: The Return of Great Power Politics (Rowman & Littlefield, 2012).
Daniel Fiott @danielfiott.bsky.social Professor and Head, Defence, Investment and Innovation, CSDS - VUB; and Non-Resident Senior Fellow, Real Instituto Elcano.
More on me: https://linktr.ee/danielfiott
EU Institute for Security Studies @euiss.bsky.social The EUISS is the EU’s foreign & security policy think tank. We provide critical analysis and insights to inform the EU’s strategic choices.
🌐 iss.europa.eu
CIDOB (Barcelona Centre for International Affairs) @cidobbarcelona.bsky.social CIDOB is an international affairs think tank that analyses the global issues that affect political & social dynamics, from the international to the local level.
🌍 www.cidob.org
Real Instituto Elcano / Elcano Royal Institute @rielcano.bsky.social Think tank de estudios internacionales y estratégicos
Leading Spanish think tank on international affairs and strategic studies
https://www.realinstitutoelcano.org/
Carnegie Middle East Center @carnegiemec.bsky.social Malcolm H. Kerr Carnegie Middle East Center provides informed policy research & analysis on the challenges facing the Middle East & North Africa. RT≠endorsement
Carnegie Endowment @carnegieendowment.org The Global Think Tank.
carnegieendowment.org
MERICS @merics.bsky.social The Mercator Institute for China Studies (MERICS) is a European research and analysis institute established in 2013.
CEIAS: Central European Institute of Asian Studies @ceias-eu.bsky.social #CEIAS is an #IR and #AsianStudies #ThinkTank dedicated to spreading knowledge about #Asia. Branches in Bratislava, Prague, and Vienna.
American-German Institute @amgerinst.bsky.social The American-German Institute is the only think tank focused on the issues at stake for the United States and Germany globally.
https://americangerman.institute/
ICDS Tallinn @icds-tallinn.bsky.social The International Centre for Defence and Security in Tallinn. Regional knowledge hub. www.icds.ee
Jacques Delors Institute @delorsinstitute.bsky.social We are the European think tank founded by Jacques Delors in 1996. Director @matellysy.bsky.social Sister of @delorsberlin.bsky.social & @delorseurope.bsky.social
Foreign Policy Centre @fpcthinktank.bsky.social The Foreign Policy Centre (FPC) is an outward-looking, non-partisan international affairs think tank based in the UK. https://fpc.org.uk/
Transatlantic Policy Center @aueuropecenter.bsky.social EU Jean Monnet Center of Excellence based at @ausis.bsky.social. Co-directed by Garret Martin and @michelleegan.bsky.social. Training the next generation of Transatlantic Change-makers. 
Norwegian Institute of International Affairs @nupinytt.bsky.social The Norwegian Institute of International Affairs does research on international relations and Norwegian foreign policy. Newsletter: https://www.nupi.no/en/about-nupi/signup
Web: www.nupi.no/en
Heinrich-Böll-Stiftung European Union | Global Dialogue @boelleu.bsky.social 🟢 We are the EU | Global Dialogue office of the Heinrich-Böll-Stiftung (@boell.de), the German Green political foundation, located in Brussels 🌻🇪🇺
Posts by @jmlanfranco.bsky.social
All our socials: https://linktr.ee/boell_eu
Heinrich-Böll-Stiftung @boell.de Die grüne politische Stiftung mit über 100 Partnerprojekten in 60 Ländern. Impressum: http://boell.de/impressum
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
Atlantic Council @atlanticcouncil.bsky.social Shaping the global future together.
Subscribe to our newsletters: https://engage.atlanticcouncil.org/Standard-Sign-up-Newsletters.html
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
Center for European Policy Analysis @cepa.org The Center for European Policy Analysis (CEPA) | CEPA’s mission is to ensure a strong and democratic transatlantic alliance for future generations. Media inquiries: press@cepa.org
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
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.
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.
HCSS - The Hague Centre for Strategic Studies @hcss.bsky.social HCSS is an independent knowledge institute in the Netherlands conducting research on geopolitical, defence & security issues.
https://hcss.nl
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
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
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
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.
Foreign Policy Research Institute @fpri.bsky.social Nonpartisan foreign policy think tank. Join the conversation: https://fpriinsights.substack.com/
Centre for International Security - Hertie School @hertiesecurity.bsky.social A home for the study and debate of today's complex security challenges at the Hertie School in Berlin.
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
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
CSIS Southeast Asia Program @seasia.csis.org The Southeast Asia Program at CSIS is the premier forum for sustained elevated policy dialogue on Southeast Asia and US interests in the region.
Egmont Institute @egmontinstitute.bsky.social EGMONT – Belgian Royal Institute for International Relations provides a platform for interdisciplinary research & debate on European & international affairs.
https://www.egmontinstitute.be/
DGAP @dgap.org Deutsche Gesellschaft für Auswärtige Politik e.V. | German Council on Foreign Relations
Advancing Foreign Policy. Since 1955.
Impressum: http://dgap.org/de/impressum
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.
Bellingcat @bellingcat.com Bellingcat is a global collective uncovering facts to hold power to account. Our work is independent. Our methods are public. Our community is global.
Want to support our charity? bellingcat.com/donate
Kelsey Atherton @atherton.bsky.social War, robots, & bad futures but imagining better. I edit @cipolicy.bsky.social's International Policy Journal, opinions my own. Unitarian Universalist. He/him. Husband to @alymay.bsky.social & father of 2.
Front takes towards enemies.
Jonathan McDowell @planet4589.bsky.social Astrophysicist
Support the work of Jonathan's Space Report:
https://www.gofundme.com/f/fund-jonathans-space-report-library-transition
Funranium (AKA Phil Broughton) @funranium.bsky.social The Cenobite of Sharing
The Black Blood of the Earth and Steins of Science guy. Everyone’s friendly internet laser safety officer and health physicist. Happy to answer Antarctica questions.
www.funraniumlabs.com
Shashank Joshi @shashj.bsky.social Incoming Washington bureau chief at The Economist. Previously defence editor for eight years.
Visiting Fellow at Department of War Studies, KCL. For speaking engagements: https://chartwellspeakers.com/speaker/shashank-joshi
Gerry Doyle @mgerrydoyle.bsky.social Bloomberg News Global Defense Editor. Novelist, aviation geek, bartender, dad. Ex-NYT, Reuters. Grew up in Midwest, moved to Mideast. Views my own. Wrote a fun book about Chinese missiles: https://tinyurl.com/2p94pay6
Ad astra per aspera
Dan Nexon @dhnexon.net Professor in the Department of Government and the School of Foreign Service at Georgetown University.
Power Politics | Empires | International Order
dhnexon.net | https://www.lawyersgunsmoneyblog.com | duckofminerva.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/
Emma Smith @ameliairheart.bsky.social 🏳️⚧️ she/her
Alex Wellerstein @wellerstein.bsky.social Nuclear historian. Professor at Stevens Institute of Technology. Visiting researcher at Nuclear Knowledges program, Sciences Po (Paris). Author of THE MOST AWFUL RESPONSIBILITY (2025). Creator of NUKEMAP. Blogging at https://doomsdaymachines.net.
Decker Eveleth @dexeve.bsky.social PRC and DPRK strategic forces analyst with CNA. BA Reed College, MA Middlebury Institute. NSF GRFP. 
Pavel Podvig @russianforces.org Russian nuclear forces, nuclear arms control, disarmament, verification. Strictly personal views here.
All coordinates are at http://russianforces.org/podvig
Robert Farley @drfarls.bsky.social Co-founder Lawyers, Guns and Money. Works at Patterson School of Diplomacy and International Commerce at the University of Kentucky
Scott LaFoy @wslafoy.bsky.social Open Source Analysis of ballistic missiles, nuclear weapons, BMD, DPRK, & PRC.
Vice President of Nuclear and Technology Security Programs, Exiger.
Making podcasts over at https://www.armscontrolwonk.com/
All opinions my own.
David Burbach 🇺🇸 @dburbach.bsky.social Prof. National Security and International Relations. Space security, civil-military relations. Cats, science, photography for fun. Providence RI; Oregon at heart! Personal views ONLY; no govt resources used. Assoc Ed @TNSR.org
Matt Korda @mattkorda.bsky.social I count nukes for the Federation of American Scientists + the Stockholm International Peace Research Institute. 🇨🇦 Views my own.
Mike Eckel @mikeeckel.bsky.social Opponent of Quiet Desperation. Contains Multitudes. In Search Of Meanness Or Sublimity. Former Moscow Correspondent. Vladivostok Fanboy. Chaotic Good. @RFERL
Dan Vergano @danvergano.bsky.social Get AIP FYI Science Policy newsletter: https://www.aip.org/newsletters
Director Science Policy News, Editorial at AIP
Washington, D.C.
Opinions my own. Reposts are not endorsements.
Signal: Delta.357
https://www.linkedin.com/in/dan-vergano-93908b4/
Joseph Dempsey @josephhdempsey.bsky.social Research Associate for Defence & Military Analysis,
The International Institute for Strategic Studies
Katie Mummah @nuclearkatie.com Nuclear engineer. nuclear: reactors, history, waste, nonproliferation, space, humor. "Tells uranium's life story". Lives in New Mexico. Outdoors when I'm not working. Views mine alone, like/rt not endorsements. she/her
Joseph Trevithick @franticgoat.bsky.social ‘Punk' Journalist, Executive Editor
at The War Zone (https://www.thedrive.com/the-war-zone), and defense and security analyst.
Steffan Watkins 🇨🇦 @steffanwatkins.bsky.social I'm a writer and research consultant specializing in tracking ships and planes using publicly available information.
https://www.patreon.com/SteffanWatkins
Steven J. Gibbons @stevenjgibbons.bsky.social Geoscientist (Computational Fluid Dynamics, Seismology, Tsunami++). Norgesvenn, Internationalist, European. Nor/Eng. Works for NGI but views here strictly mine. https://orcid.org/0000-0002-7822-0244
Geoff Brumfiel @gbrumfiel.bsky.social I'm an editor/correspondent for NPR. Mostly smart on the radio. Mostly stupid on everywhere else.
ChatGPT describes me as: "Aerospace sleuth, nuclear nerd and NPR Superfan — with a side of surreal humor."
Signal: gbrumfiel.13
https://geoffbrumfiel.net/
Casillic @casillic.bsky.social Critical Infrastructure, High Consequence / High Integrity Systems, Space, Nuclear, Mathematics, Public Health, HPC
Van Jackson @vanjackson.bsky.social The class politics of geopolitics. Newsletter, http://Un-Diplomatic.com. Co-host, https://www.BangBangPod.com; https://www.undiplomaticpodcast.com. 🇺🇸🇵🇭🇳🇿. https://www.vanjackson.org
Jeffrey Lewis @armscontrolwonk.bsky.social William J. Perry Lecturer at Stanford CISAC & Distinguished Research Fellow FPRI. Member of the Bulletin of Atomic Scientists Science and Security Board & National Academies Committee on Int’l Security and Arms Control.
Dan Kaszeta FRHistS @dankaszeta.bsky.social 🇬🇧 London-based. 🇺🇸/🇬🇧 dual citizen. CBRN expert. Freeman of the City of London. Liveryman. "Legal Juggernaut". Anglican. Ex Verger. Author. Fellow of the Royal Historical Society. Scourge of llamas. Former US Army. Former USSS. #NAFO Fella
Aaron Stein @aaronstein1.bsky.social President/CEO @fpri.bsky.social; Podcast w/ blogfather @armscontrolwonk.bsky.social; Recent Substacker; Author: US War Against ISIS. Views are all my own
Jade McGlynn @drjademcglynn.bsky.social Researches and writes on Russia, Ukraine, memory, propaganda 
Jamie Withorne @jamiewithorne.bsky.social Nuclear weapons, international politics, and “”emerging”” technology.
Doctoral Research Fellow in Political Science, University of Oslo
LearnWMD Spreadsheet and Substack: www.jamiewithorne.com
George William Herbert @georgewherbert.bsky.social IT/Cloud/SRE/PE, rockets & missiles, nukes not going bang, space, CS, ships. YIMBY & amateur transit geek. Part time adjunct @ miis.edu teaching Missiles & Missile Defense. I speak for myself only not $DAYJOB. V95.45XA I do #OSINT against nuclear missiles.
Laicie Heeley @laicie.bsky.social Founder & CEO @inkstickmedia.com. Host of Things That Go Boom from PRX & Inkstick. Former wonk.