Jenny Cohn @jennycohn.bsky.social After practicing law for 20+ years, I now write about elections and political extremism. You can find my most recent work at the Bucks County Beacon.
Donate: Ko-fi https://share.google/x92w1Me217PImRaIl
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)
EU Aerospace & Defence Monitor @eudefence.bsky.social Monitoring European defence procurement, strategy and geopolitical shifts.
Focusing on european aerospace tech, earth observation, ISR and european strategic autonomy.
📍Based in Amsterdam, The Netherlands
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
Scott Tilley @coastal8049.bsky.social Guests do not get to rearrange the furniture and then act shocked when shown the door.
spectre crouton @spectrecrouton.bsky.social Deep diving, original analysis and reporting on the Russian Navy and related maritime topics. Views expressed do not reflect those of my current or past employers, nor do they reflect the views of Vova (you know which one).
Götz Neuneck @goetz54.bsky.social Physicist; Chairman Federation of German Scientists (VDW); Chairman Pugwash Conferences on Science and World Affairs
@isabellewilliams.bsky.social @isabellewilliams.bsky.social 
Jean-Marie Collin, directeur ICAN France @jmcnonukes.bsky.social A #Lyon, mais sinon en France #Paris ou à travers le monde et donc sur #bluesky
Emma Burrows @eburrows.bsky.social AP European Security Correspondent. Previously with CNN in Moscow & ITN in London. Speak Russian & Spanish
Nuclear Times @nucleartimes.bsky.social The magazine for nuclear disarmament
David @puca.bsky.social Wolkenjägerblicker
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/
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
Project on Managing the Atom @managingtheatom.bsky.social MTA is the primary nuclear policy research project at @Belfercenter.bsky.social, @Harvardkennedy.bsky.social.
Repost ≠ endorsement.
Mark Goodman @markwgoodman.bsky.social Retired (but not retiring) public servant, scientist, diplomat, lifelong wonk.
Evergreen Intel @vcdgf555.bsky.social OSINT, geolocations, air/sea data. Snarky AvGeek.
Cites: NYT, Мілітарний, Newsweek, The Aviationist, TWZ, A&SF Mag
"Sharp-eyed aviation buff & flight tracker" ~ Brian Williams
https://buymeacoffee.com/vcdgf555
She/her
Michael Evans @colombiadocs.bsky.social Editorial Director at National Security Archive. FOIA enthusiast. Colombia specialist. Bluegrass guitarist. He/Him nsarchive.gwu.edu
Naomi Klein @naomiaklein.bsky.social "End Times Fascism" book coming September 2026.
Doppelganger. This Changes Everything. The Shock Doctrine. No Logo. On Fire.
UBC Professor of Climate Justice.
🔗 naomiklein.org
📬 news.naomiklein.org/newsletter
Alan Robock ☮ @alanrobock.bsky.social Climate scientist, working on nuclear winter, volcanic eruptions and climate, climate intervention, global warming. Born at 311 ppm. http://people.envsci.rutgers.edu/robock/ https://climate.envsci.rutgers.edu/nuclear/ https://academic.oup.com/book/59891
Stephen Herzog @herzogsm.bsky.social Professor of the Practice, James Martin Center for Nonproliferation Studies | Associate, Harvard Project on Managing the Atom | nuclear arms control, nonproliferation, disarmament, technology
Mike Mazarr @mikemazarr.bsky.social Senior national security researcher; think tanker, former Hill aide, War College, Pentagon, USNR. All opinions strictly mine
Jacek Durkalec @jacekdurkalec.bsky.social 
Eliot Higgins @eliothiggins.bsky.social Founder and creative director of Bellingcat and director of Bellingcat Productions BV. Author of We Are Bellingcat.
Paul Sonne @paulsonne.bsky.social New York Times reporter focusing on Russia/Ukraine.
Michi NISHIDA @michirunishida.bsky.social Nuclear and space security. Professor, Nagasaki University. 
Berlin Center for Cold War Studies @berlincoldwar.bsky.social Berliner Kolleg Kalter Krieg | Berlin Center for Cold War Studies
am Institut für Zeitgeschichte München-Berlin | Leibniz Institute for Contemporary History @leibniz-ifz.bsky.social
https://www.berlinerkolleg.com
@malcolm-coxhead.bsky.social @malcolm-coxhead.bsky.social 
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
Michael McFaul @mcfaulmike.bsky.social Professor of Political Science, Director of Freeman Spogli Institute & Hoover Senior Fellow all at Stanford University. U.S. Ambassador to Russia, 2012-2014.
Julia Ioffe @juliaioffe.bsky.social Author of MOTHERLAND: A Feminist History of Modern Russia, from Revolution to Autocracy. A finalist for the National Book Award.
DC correspondent at Puck.
All views my own.
Nick Touran @whatisnuclear.com Ph.D./P.E. nuclear engineer and nuclear educator who runs https://whatisnuclear.com. Thinks about how to deliver nuclear power reliably and cheaply, advanced reactors, reactor history, energy.
@olereistad.bsky.social @olereistad.bsky.social 
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
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
Greg Sullivan @gssullivan.bsky.social Editor, Bloomberg News, focusing on Russia, economics and government. Also a bit of the Middle East. Dubai based. Formerly EEU and DC. Standard caveat.
DOXA Journal in English @doxajournal.bsky.social Independent reportage and analysis from and on Russia. We cover everything from war and rising authoritarianism to inequality, discrimination, and the climate crisis. Subscribe to our English newsletter! https://doxaenglish.substack.com/subscribe
Davide Castelvecchi @castelvecchi.bsky.social Writer at Nature magazine, covering physical sciences, technology, mathematics, and energy. DMs are disabled courtesy of the UK's so-called Online Safety Act
Reaching Critical Will @rcw4disarmament.bsky.social Reaching Critical Will works with activists, affected communities, and the UN for disarmament and demilitarization. We bring an intersectional approach to ending weapons and war and building solidarity for peace and justice.
www.reachingcriticalwill.org
Ray Acheson @rayacheson.bsky.social they/them. abolitionist, antinuclear. author: Banning the Bomb, Smashing the Patriarchy and Abolishing State Violence: A World Beyond Bombs, Borders, and Cages. organizer at reachingcriticalwill.org. writer at counterpunch.org. more at rayacheson.com.
United Nations Institute for Disarmament Research @unidir.org Building a more secure world • Director Robin Geiss
Sarah Rainsford @sarahrainsfordbbc.bsky.social BBC Eastern Europe correspondent. Expelled from Moscow. Now in Warsaw. In Ukraine when I can. My book on all that & more is "Goodbye to Russia" (online & in good book shops). I may also be a little bit obsessed with a certain spaniel
PONARS Eurasia @ponarseurasia.bsky.social New approaches to research on security, politics, economics, and society in Russia & Eurasia. Views expressed here do not necessarily reflect the views of George Washington University
https://www.ponarseurasia.org/
IERES @ GWU
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
Frank Sauer @drfranksauer.bsky.social 🎙️ Co-Host @sicherheitspod.de
🤓 Head of Research @metis.unibw.de
🐦 https://twitter.com/drfranksauer/ 👈 inactive
🦣 http://mastodontech.de/@drfranksauer 👈 bridged
Thomas Fraise @thfraise.bsky.social Nuclear weapons, deterrence, secrecy, and democracy.
Currently, Univ. of Copenhagen & Nuclear Knowledges. Co-editor in chief of PARISS Journal.
Alexander Barabash @abarabash.bsky.social 
Вобла'н'ром, йе! @rl-alt.bsky.social 404 Not Found
Kimberly Marten @kimberlymarten.bsky.social Professor at Barnard College, Columbia U; interested in Russia, international security, climate change.
Sébastien Philippe @sebphilippe.bsky.social I am an Assistant Professor of Nuclear Engineering and Engineering Physics at UW-Madison.
Oliver Meier @olivermeier.bsky.social Head of Programme on Nuclear and Multilateral Disarmament
at the European Leadership Network @theeln.bsky.social, based in Berlin.
WMD elimination through arms control, disarmament, nonproliferation.
Personal views only.
Thomas Müller-Färber @tmuefae.bsky.social Lead Intl. Affairs Protestant Academy LOCCUM Dialogues on security/peace issues (#ArmsControl #MENA #EastEurope) Ex: @diplo.de @weatherheadcenter.bsky.social @hertiesecurity.bsky.social @swp-berlin.org
https://www.loccum.de/profil/thomas-mueller-faerber
W.J. Hennigan @wjhenn.bsky.social correspondent, @nytopinion.nytimes.com.
@mjluxmoore.bsky.social @mjluxmoore.bsky.social Wall Street Journal foreign correspondent based in London
Michael R. Gordon @mgordonwsj.bsky.social Author "Degrade and Destroy." Co-author "The Endgame," "Cobra II" and "The Generals' War." National Security Correspondent, Wall Street Journal. Former New York Times
Lucian Kim @luciankim.bsky.social Senior Ukraine Analyst @crisisgroup.org, former correspondent based in Berlin and Moscow, author of @columbiaup.bsky.social book on why Russia invaded Ukraine, soon in paperback. Rarely seen on social media.
Farida Rustamova @faridaily.bsky.social all about Russian politics | 'Vlast' newsletter about Russian power | ex-BBC Russian, Meduza, RBC
Brian McKeon @bpmckeon64.bsky.social Former USG natsec official. Proud alum of POTUS 46 and 44, @notredame & @georgetownlaw. Usual caveats apply.
The Cipher Brief @thecipherbrief.bsky.social The Cipher Brief is the only media outlet focused exclusively on bringing you a higher level of confidence around national security events via news, analysis, and interviews with government and private sector leaders.
Theo Baker @tab-delete.bsky.social investigations. george polk award. words in NYT, NYMag, The Atlantic, elsewhere. likes and rts are not endorsements. HOW TO RULE THE WORLD out 5/19 with Penguin Press.
@dhogsta.bsky.social @dhogsta.bsky.social 
Bryan Betts @bryanbetts.bsky.social 🧑💻 Managing Editor at NK News & NK Pro
📍 Based in Seoul
🏠 https://bryan-betts.com/
Корнелиус Варр @corneliusvar.bsky.social 
Alexander Graef @alxgraef.bsky.social Programme Lead | Russia and European Security | ELN | Security & Defence | Strategy | fmr ACONA Fellow | fmr IFSH | PhD International Affairs HSG | views mine.
Marc Hasse @marc-hasse.bsky.social Science editor for DER SPIEGEL covering research in natural sciences, climate change, AI & engineering. AAAS Kavli Science Journalism Award Winner. Views are my own. www.spiegel.de
Gabriela I. Rosa @gabrielairosa.bsky.social Bori de Toa Alta - Analyst @CNA_org Russia Studies Program - I write about Russia + European Security for the military-intellectual complex - Opinions 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
Russia Matters @russiamatters.bsky.social Project at Harvard's BelferCenter w/support from CarnegieCorp & Stanton Foundation. Russia analysis, debates, data, fact-checks, news digests. RT≠endorsement
David Teter @dtc94133.bsky.social Engineering PhD. Professional Civil Engineer. Former nuclear strike advisor and intelligence analyst. Likes to chat about cars (JDM and Porsche), motorcycles, horology, and shooting film. Loves cats, hates facists.
https://github.com/davidteter/OPEN-RISOP
Nick Kodama @nickkodama.bsky.social PhD candidate at Georgetown | Researching nukes, IR, Japan, East Asia | Also posting photos of my cat and food.
Dawn Stover @dawnstover.bsky.social Independent journalist and contributing editor @thebulletin.org Nature bats last. // tips: send to dstover.90 on Signal
Gideon Rachman @gideonrachman.bsky.social FT columnist. Also have podcast. Author of three and a half books. Four kids. Two cats. One wife. Numerous friends. Fulham fan.
Maria Tsvetkova @mashatsvetkova.bsky.social Reuters journalist
I mostly do investigative reporting on the Russian war in Ukraine. If you have a tip, please email maria.tsvetkova@tr.com and we will find a secure way to communicate
Allison Bawden @nukeoversight.bsky.social Director for Nukes, GAO.
Shata Shetty @shatashetty.bsky.social Director of the Asia-Pacific Leadership Network (@apln.network)
Previously Deputy Director of the European Leadership Network.
Interested in nuclear policy, arms control, great power politics, Asian security, and emerging tech. 
Michael Birnbaum @mbirnbaum.bsky.social White House correspondent @washingtonpost.com.
Dave Kearn @davekearnjr.bsky.social Son, brother, uncle. Teacher, retired bartender, (slowly) improving golfer. RIP E.B.
“It’s a fragile thing, this life we lead…”
Mark Galeotti @markgaleotti.bsky.social Analyst of murky topics from Russian politics to organised crime.
VERTIC @vertic.bsky.social Founded in 1986. The Verification Research, Training and Information Centre (VERTIC) supports the development, implementation and verification of international agreements as well as initiatives in related areas.
Jaewoo Shin @shinjaewoo.bsky.social Sr Analyst, Open Nuclear Network
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
Paul Kerr @pkerrzkrakhaus.bsky.social Analyst. Influencer. Brand ambassador. Retweet =/= endorsement.
www.totalwonkerr.net
Edwin Lyman @nucsafetyucs.bsky.social Director of Nuclear Power Safety, Union of Concerned Scientists, Washington, DC.
Mikhail Zygar @zygaro.bsky.social Writer, journalist, criminal (according to Putin’s Russia)
Benoît Toussaint (AFP) @btoussaintafp.bsky.social AFP journalist, deputy news safety manager #defense #geopolitics #diplomacy #security #firstaid #cybersecurity
Alexander Kmentt @akmentt.bsky.social Personal account - views are my own
My day-job since 1/12/25 is Permanent Representative of Austria to the UN in Geneva
@MFA_Austria
www.treaty-prohibiting-nuclear-weapons.com
Frederick K. Lamb @fklamb.bsky.social Physicist, astronomer; expert on high energy and relativistic astrophysics, neutron stars, space policy, missiles and missile defenses, nuclear test bans, arms control verification, and non-proliferation.
Bridgy Fed for the fediverse @ap.brid.gy Bridgy Fed (https://fed.brid.gy/) bot user for the fediverse. To bridge your account to the fediverse, follow this account.
To ask a fediverse user to bridge their account, send their address (eg @user@instance) to this account in a chat message.
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@alxglaser.bsky.social @alxglaser.bsky.social 
Campaign for Nuclear Disarmament @cnduk.bsky.social CND works to scrap Britain's nuclear weapons, campaigns for global nuclear disarmament, and promotes genuine peace and security for all. Support our work 👇
https://cnduk.org/donate/
Julian Borger @julianborger.bsky.social Senior international correspondent at The Guardian, based in London
Leonid Ragozin @leonidragozin.bsky.social Nationality: journalist. Made in the BBC, now freelancer. Reporting what you need to know, not what you want to hear. Co-author of En Eiropeisk Tragedie, a book about the roots of Russo-Ukrainian conflict. Also, many Lonely Planet titles. 
Nataliya Vasilyeva @nataliyavasilyeva.bsky.social Freelance reporter @nytimes.com Past: Jerusalem and Moscow, ex-Telegraph, AP survivor. Shortlisted for 2024 UK Press Awards Foreign Correspondent of the Year.
Kotelnaya: Life in Moscow @kotelnaya.bsky.social Observations on life in Moscow, stoked in the Kotelnaya
SUBSTACK: https://kotelnaya.substack.com
Maria Popova @popovaprof.bsky.social Political science professor at McGill 🇨🇦⚜️Hiram Mills Chair; Co-Director, Jean Monnet Centre Montreal;
Russo-Ukrainian war; Rule of law, (anti)corruption; European politics 🇺🇦 🇧🇬 🇪🇺. Opinions mine.
https://linktr.ee/popovaprof
Sergey Utkin @usv1980.bsky.social International relations
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."
Susan Glasser @sbg1.bsky.social Staff writer @newyorker, proud wife of @peterbakernyt and mom of @tab_delete, co-author, "Kremlin Rising," "The Man Who Ran Washington," and "The Divider: Trump in the White House."
Sarah Erickson @saraherixson.bsky.social I research outer space security and WMDs @UNIDIR, PhD student @UMD school of public policy.
Project lead of the - 🌠https://spacesecurityportal.org 🌠