Kjølv Egeland @kjolvegeland.bsky.social Senior researcher at NORSAR. Working on international security, nuclear weapons, and climate politics.
Grant W. Turner @grantwturner.bsky.social Aspiring interdisciplinary international affairs scholar-practitioner
R. Assoc. @stimsoncenter.bksy.social
Analyst Jamestown Foundation
Bylines include RUSI, The Diplomat, Eurasia Daily Monitor
Shares, articles etc ≠ endorsement/reflect employer
Eva Pejsova @epejsova.bsky.social Japan Chair @ CSDS-VUB, 🇪🇺in Asia, Japan FP, #IndoPacific, #MaritimeSecurity, 🍷
Oana Lungescu @oanalungescu.bsky.social Longest-serving & 1st woman #NATO Spokesperson (2010-2023), Distinguished Fellow at the Royal United Services Institute, ex #BBC correspondent
Målfrid Braut-Hegghammer @malfridbh.bsky.social Professor of War Studies, King’s College London
Founding Director of the Oslo Nuclear Project
James Acton @nuclear-jim.bsky.social Co-director of the Nuclear Policy Program at the Carnegie Endowment For International Peace. I spend a lot of time thinking about nuclear weapons, advanced nonnuclear technology, and escalation.
Matthew Bunn @matthew-bunn.bsky.social Father, husband, citizen, professor, focusing mainly on nuclear weapons and nuclear energy issues. Faculty lead for Harvard's Managing the Atom project: www.belfercenter.org/programs/managing-atom
My website: matthewbunn.scholars.harvard.edu
Allison Bawden @nukeoversight.bsky.social Director for Nukes, GAO.
Jeni Mitchell @jenimitchell.bsky.social Lecturer in War Studies, King's College London. Director, Future Threats Lab https://www.kcl.ac.uk/research/future-threats-lab / Dep Director, Leverhulme Centre for Research on Slavery in War. Future war; 🚀 space; rebellion past and present; apocalypse(s)
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
Philip Shetler-Jones @shelter-jones.bsky.social RUSI Senior Research Fellow, Indo-Pacific 
Joshua C Huminski @joshuachuminski.bsky.social SVP of natsec & intel @ CSPC, policy for Rep. Mike Rogers (R-MI, ret.), book reviewer for the Diplomatic Courier, GMU NSI Senior Fellow & host of ‘Coffee & Conflict’.
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.
Military Writers Guild @milwritersguild.bsky.social The Military Writers Guild (MWG) is a global non-profit network of service members, veterans, civilian analysts, and writers dedicated to advocating for, collaborating on, and promoting military affairs and security-related writing.
Thomas Rid @ridt.bsky.social @ridt on X
François Heisbourg @fheisbourg.bsky.social Senior adviser (Europe), IISS,
Special adviser, Fondation pour la Recherche Stratégique
Daniel Drezner @dandrezner.bsky.social Political science professor, academic dean, writer, podcaster, shaker of hands with Mel Brooks — you know, the usual kinks.
Camille Grand @camillegrand.bsky.social Secretary General @asdeurope.bsky.social Previously Distinguished Policy Fellow @ecfr.eu Former senior official @NATO, Ministère des Armées, Ministère de l’Europe et des Affaires Étrangères and think tanker at FRS…
Claudia Major @claudmajor.bsky.social Head of @SWP_IntSecurity; Security & Defense, NATO, Europe, 🇫🇷&🇩🇪; via: @CSS_Zurich @sciencepo @EU_ISS @unibirmingham; mom of 3, 🇫🇷 knight, here personal capacity.
Michael Kofman @michaelkofman.bsky.social Senior Fellow, Carnegie Endowment. Defense analysis with a focus on the Russian and Ukrainian militaries.
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.
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.
Hans Kristensen @nukestrat.bsky.social Director, Nuclear Information Project, Federation of American Scientists. Tracking nuclear arsenals, co-author of Nuclear Notebook, SIPRI Yearbook. Opinions my own.
Website: https://fas.org/initiative/nuclear-information-project/
Ben Hodges @general-ben.bsky.social Former CG USArmyEurope, loves the Army Team, FSU football, and Braves baseball.
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)
Dr Emma Salisbury @salisbot.bsky.social Naval Iconoclast, Military-Industrial Expert
Senior Fellow, National Security Program, Foreign Policy Research Institute
Anders Puck Nielsen @anderspucknielsen.dk Military analyst, naval officer, based in Denmark, mostly #Russia and the war in #Ukraine.
YouTube: https://youtube.com/@anderspuck
Newsletter: https://www.logicofwar.com
Author of The Logic of War: https://a.co/d/01Ep6RtI
Matthew Savill @mtsavill.bsky.social Director of Military Sciences at the Royal United Services Institute; recovering former civil servant; all views expressed here are my own.
David Ucko @ucko.bsky.social Head of Net Assessment @ NATO, author, and retired academic, writing in personal capacity.
Oslo Nuclear Project @oslonuclearproject.bsky.social Scholars in the Oslo Nuclear Project provide academic research, education, and outreach to policy and practitioner communities.
Sign up for our newsletter & event invites here: https://www.sv.uio.no/isv/english/research/projects/oslo-nuclear-project/
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
Franz-Stefan Gady @hoanssolo.bsky.social Modern Warfare | Defense & Military Analyst | Author of ‚How the United States Would Fight China: The Risks of Pursuing a Rapid Victory‘ Link: https://www.gady-consulting.com/
Mauro Gilli @maurogilli.bsky.social Professor of Military Strategy and Technology at the Hertie School in Berlin. Great powers rivalry, future of war, tech competition. Born 🇮🇹, 9y 🇺🇸, 9y🇨🇭, 🇩🇪 https://sites.google.com/site/maurogilli2/
James Cameron @jjjcameron.bsky.social Professor of Modern North American History at the University of Oslo, Norway. Nuclear strategy and arms control.
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/
Héloïse Fayet @hfayet.bsky.social Chercheuse atomique au Centre des études de sécurité de l’Ifri, passée par le ministère des Armées. Également déléguée générale de WIIS France et membre du Young Generation Leadership Network.
« Pasionaria de la bomba » selon RB.
Daniel Block @danblock.bsky.social Senior editor @ForeignAffairs. Formerly: the Washington Monthly, The Caravan, @PhillyInquirer, Swarthmore. Onetime ski instructor.
Ben Friedman @benjaminfriedman.bsky.social Policy Director at Defense Priorities. Columbia Heights resident. Supporter of restraint in US foreign policy and the Boston Celtics.
Matt DiGiuseppe @mdigiuseppe.bsky.social Political Scientist @leiden.
PI of ERC MIDEBT project studying opinions on public debt (midebt.org), AI, and security.
Assc. Editor ISR.
Co-founder REALdegrees.ai
Dan Öberg @warrhizome.bsky.social War, Defense, Military Creativity/Innovation.
Senior Lecturer at the department of Systems Science for Security and Defence, Assoc Prof, War Studies, Swedish Defence Uni. @forsvarshogskolan.bsky.social
Big believer in obscure military theory. Views own.
Daniel Keohane @keohanedan.bsky.social Senior Research Fellow and Lecturer in International Relations at Dublin City University (DCU) - mostly focused on European security, national strategic cultures in Europe (i.e. France, Germany, UK), European military cooperation, EU, NATO, US strategy
Andrew Payne @andypayne.bsky.social Lecturer in Foreign Policy and Security at City, University of London. Research Associate at Oxford University. Member of Council at Chatham House. Author of "War on the Ballot" (Columbia University Press, 2023).
Lotje Boswinkel @lotjeboswinkel.bsky.social Deterrence & US alliances in Europe & IP | PhD researcher @CSDS | Morgenthau fellow @ND_ISC | prev. @HCSSnl | @SciencesPo alumna
Dr Ross Mahoney @airpowerhistory.bsky.social Editor-in-Chief of 'From Balloons to Drones.' Specialist in Air Power History, Transport History, & Heritage. Brit in Brisbane, QLD. Posts ≠ endorsement.
https://drrossmahoney.substack.com/ & https://balloonstodrones.com/
Ben Kienzle @kienzle.bsky.social Reader in Security Cooperation, School of Security Studies, King’s College London | #FirstGen | #AcademicDad | Personal account
Paul van Hooft @paulvanhooft.bsky.social Europe | US | grand strategy | deterrence | Research Leader RAND Europe | fmr Stanton Nuclear Security Fellow MIT | fmr Max Weber EUI | PhD.
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
Luis Simón @luissimonn.bsky.social Prof & Director CSDS - VUB // Director & Senior Analyst Brussels Office Elcano
Michael S Goodman @msg77.bsky.social Professor and Director of the King’s Centre for the Study of Intelligence, Department of War Studies, King’s College London
Elizabeth N. Saunders @profsaunders.bsky.social Professor of Political Science, Columbia. New Book: The Insiders' Game: How Elites Make War and Peace https://press.princeton.edu/books/paperback/9780691215808/the-insiders-game
Linde Desmaele @lindedesma.bsky.social Asst. Prof of Intelligence and Security @unileiden.bsky.social (ISGA The Hague) | US Strategy & Alliances | All Things Transatlantic | Nukes | IR Theory
Ronan Mainprize @ronanmainprize.bsky.social Ax:son Johnson Postdoctoral Fellow, Center for Statecraft and Strategic Communication
Research on intelligence, statecraft, and strategy • Writing a book on Lyndon Johnson, the CIA, and the Global Cold War • University of Warwick PhD
Patrick Porter @patporter76.bsky.social Prof, Int Security, @unibirmingham. Contributing ed, @TheCriticMag. @RUSI_org. @CatoFP. @RANDEurope. The Case for Realism, Stanford UP. Book on Churchill w/Polity, on the way. 🇦🇺🇬🇧
David Blagden @blagdendavid.bsky.social Assoc Prof at the University of Exeter's Strategy and Security Institute. Also currently: NATO Defence College, RN Strategic Studies Centre, UofE Press (co-edit the 'Exeter Strategic & Security Studies' book series). @blagden_david on The Other Place.
Mick Ryan @warinthefuture.bsky.social Strategist, Leader & Author | Retd Army Major General | Senior Fellow in Military Studies @LowyInstitute | @CSIS | Modern & Future war studies | Futura Doctrina substack | #BannedInRussia
Aurel Sari @aurelsari.com Professor of Public International Law, University of Exeter
Bence Nemeth @bencenemeth.bsky.social Senior Lecturer (Associate Professor) at the Defence Studies Department of King’s College London | Defence Cooperation, Defence Innovation, Defence Management | Author: ‘How to Achieve Defence Cooperation in Europe?’
Hugo Rosemont @hugorosemont.bsky.social Defence and Security Policy Specialist | AFC Wimbledon | War Studies Ph.D.
Dr Tom Hill @tomhjhill.bsky.social Doctor of Wars. Former special assistant to Kofi Annan. Founder, the Center for Peace Diplomacy (CPD). Former prof at SIPA Columbia. Visiting Senior Research Fellow, Department of War Studies, KCL.
Richard Hammond @rjhammond215.bsky.social Historian. Senior Lecturer. Vice-President and Founder Member of the Second World War Research Group: https://www.swwresearch.com/. Co-Editor of War in History journal: https://journals.sagepub.com/home/WIH
@corbettandy.bsky.social @corbettandy.bsky.social 
Keir Giles @keirgiles.bsky.social Twitter refugee #1,383,497
Sarah Kirchberger @sarahkirchberger.bsky.social 👊🇪🇺🇩🇪🇫🇮🔥
Director, Institute for Security Policy @ Kiel University (@ispk.bsky.social) | ⚓ Vice President, German Maritime Institute | 🇺🇸 Nonresident Senior Fellow, Atlantic Council | ex-naval analyst, TKMS | ex-Sinology professor, Uni Hamburg.
Liviu Horovitz @liviuhorovitz.bsky.social Researcher @swp-intsecurity.bsky.social & leading #STAND | once @csds.bsky.social, @johnshopkinssais.bsky.social, the CSS @ethz.ch or @belfercenter.bsky.social | nukes | transatlantic stuff | qual & archives buff
Katarzyna Zysk @kzysk.bsky.social Russian defence, military strategy, warfare, nuclear deterrence, Arctic, defence AI, EDTs
Professor at the Norwegian Institute for Defence Studies, which is a part of the Norwegian Defence University College in Oslo
https://www.forsvaret.no/en
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
Sir Humphrey @pinstripedline.bsky.social Posting on Cold War history in occasional snippets. Not hugely active here! email pinstripedline@gmail.com
Leonardo Bandarra @leocbandarra.bsky.social Senior Researcher at Uni Duisburg-Essen / @inef-duisburg.bsky.social
@VeSPoTec | Director METO | PhD Uni Göttingen & GIGA | Alma Mater UnB
#Nuclear #WMD 🇧🇷🇩🇪🌈🕊️- K Ken Kalfus @kenkalfus.bsky.social Author of three collections of short stories and five novels, including, most recently, "2 A.M. in Little America." My new novel, "A Hole in the Story," will be published April 1.
Josh Mcloughlin @drjoshmcloughlin.bsky.social Writer, editor and scholar ⁍ PhD in early modern literature from UCL ⁍ Words: The Fence, New Statesman, Prospect, The Times, Engelsberg Ideas, The London Magazine &c ⁍ Editor: New Critique ⁍ London via Merseyside
Taylor Grossman @tgrossman.bsky.social Director for Digital Security @istorg.bsky.social | Editor @bindinghook.bsky.social 🚀 | Stanford & Oxford alum | often hiding in ⛰️
Chloe Storer @chlocake.bsky.social Historian✨CDP PhD candidate @KCL & @I_W_M studying Op Herrick ✨T1 diabetic 💉Insta: @chlocake✨
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/
Joe Devanny @joedevanny.bsky.social Senior Lecturer | National Security & Cyber | Department of War Studies | King’s College London | All views mine, etc.
Stijn Hoorens @stijnhoorens.bsky.social Office director @rand.org #Netherlands and senior policy researcher. Posts in #Dutch and #English on #drugs, #crime, #security and all things public policy. Loves football, coffee, baseball, economics, news... in that order.
Kenneth Payne @indescribable.bsky.social Shall we play a game?
Aleksandar Matovski @amatovski.bsky.social Associate Professor at the Naval Postgraduate School. Author of “Popular Dictatorships” @cambridgeup.bsky.social. All views are my own and not USG/DoD policy.
Website: aleksandarmatovski.com
DJ Taylor @djtaylorwriter.bsky.social Writer. Orwell: The New Life now in pb. The King Under the Mountain: In Search of J.R.R. Tolkien imminent.. Avid Norwich City fan.
Olivier Schmitt @olivierschmitt.bsky.social Prof at Institute for Military Operations, Royal Danish Defence College/senior associate fellow at NATO Defence College |Warfare, alliances and geoeconomics | Assoc ed of the European Journal of International Security |🇫🇷 in 🇩🇰| https://olivier-schmitt.com/
Jonathan Boff @jfb1066.bsky.social Military Historian. Author, ‘The Age of Mammon and Mars: Money and War in the Twentieth Century’ (OUP, March 2027). IEconomic Statecraft; Strategy; Money.
Author of 2 award-winning books on the First World War. Professor at University of Birmingham.
War on the Rocks @warontherocks.bsky.social Experience. Conflict. Commentary.
Join our community: https://warontherocks.com/membership/
Steve Metz @stevemetz.bsky.social Writing on national security policy and strategy. Working on a book about the future of insurgency. An unknown unknown. A plumber's son from Elk Hills WV.
Chiara Libiseller @clibiseller.bsky.social Researching war & strategy | Lecturer, King’s College London | Deputy Editor, Journal of Strategic Studies | Advisory Board member, WIIS UK
Peter Ricketts @lordrickettsp.bsky.social Former diplomat, active on foreign policy in Lords. Vice-Chair RUSI, Hon Pres Normandy Memorial, Special Envoy for the Bayeux Tapestry loan. Pop up on the media a bit. New book Peace Makers. https://geni.us/PeaceMakers
Dr Robert T. Foley @robertfoley.bsky.social Reader in Defence Studies, King's College London, at the Joint Services Command & Staff College. Sometime writer on warfare and strategic thought, particularly Germany in the First World War. Occasional runner of longish distances. Views my own.
Taylor Fravel @fravel.bsky.social Studying China's foreign and security policies and director of MIT's Security Studies Program
David Fitzgerald @davidfitzgerald.bsky.social Historian of war, militarization and the US in the world at University College Cork.
Author of Uncertain Warriors: The United States Army betwen the Cold War and the War on Terror (https://cambridge.org/9781009235808). 
Kori Schake @kschake.bsky.social Leads AEI’s foreign and defense team, author of The State and the Soldier, contributing writer at The Atlantic. 2025-2026 Kissinger Chair at the Library of Congress. Californian. https://www.aei.org/profile/kori-schake/
Mark Urban @markurban.bsky.social Host C4N Fourcast Indicators pod, writing @Sunday Times, ex-BBC guy covering war & peace + sometime Newsnight presenter 1990-2024, IWM trustee, author Big Boys Rules, Generals, Rifles, Task Force Black, The Tank War, Skripal Files, Red Devils, Tank & more!
Prof David J Galbreath @djgalbreath.bsky.social Professor of War and Technology at the University of Bath. Working on digital battlefields. Occasional work on Ukraine. 
Dr. Dan Lomas @sandbaggerone.bsky.social Assistant Professor, University of Nottingham. Writes on 🇬🇧 intelligence.
Remains an opinionated Northerner & Mancunian. ✍ Vetting, 'Friends' & UK intelligence 📚 🇺🇦 Views my own.
🔗 https://www.nottingham.ac.uk/politics/people/daniel.lomas
Joe Maiolo @joemaiolo.bsky.social Professor of International History, Department of War Studies, King’s College London & co-editor The Journal of Strategic Studies
Tim Benbow @timbenbow.bsky.social Professor of Strategic Studies, King's College London
My research focusses on UK naval strategy and naval history in the Second World War and Cold War.
https://www.kcl.ac.uk/people/benbow-dr-tim
Michael Dwyer @michaeldwyer.bsky.social Publisher/editor with the great www.hurstpublishers.com
team, biryani (mutton), Herzog and Madeira wine aficionado, gardener, Irish citizen, NUFC. History, politics, colonialism, war, intelligence/cyber, religions. @hurstpublishers.bsky.social
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