Ryan Enos @ryanenos.bsky.social Social Scientist, Harvard University
https://www.ryandenos.com/
https://ryandenos.substack.com/
Katz Center for Advanced Judaic Studies @katzcenterupenn.bsky.social The University of Pennsylvania's research center for the study of Jewish civilization —linking scholars to scholars, researchers to resources, and ideas to the wider world.
The Lincoln Project @lincolnproject.us "You cannot escape the responsibility of tomorrow by evading it today.” – Abraham Lincoln 🏴☠️ | Home of #TheBreakdown and LP Podcast
David Corn @davidcorn.bsky.social Washington bureau chief, Mother Jones. Author of the forthcoming HOW RUSSIA WON and the OUR LAND newsletter. Go to davidcorn.com. On Signal: DavidCorn.99
Aaron Rupar @atrupar.com Independent journalist, SnapStream brand ambassador, and publisher of the Public Notice newsletter https://www.publicnotice.co/subscribe
Nicholas Danforth @nicholasdanfort.bsky.social 
Francesco Bromo @francescobromo.bsky.social Political scientist. Postdoc @blavatnikschool.bsky.social. @tamu.bsky.social Ph.D. www.francescobromo.com
Comparative political institutions, legislative-executive politics, public policy, political representation
Dare Obasanjo @carnage4life.bsky.social Opinions about product management, technology news and inclusivity in tech. Diversity is about demographics, inclusion is about creating a sense of belonging.
John Skiles Skinner @skiles.blue I work on @securedrop.org
Former fed at 18F "deleted" by DOGE
🔗 https://skiles.blue/
David Atkins @davidoatkins.bsky.social Contributor @washingtonmonthly.com. Bylines @theprospect & elsewhere. Elected DNC Member from CA. Progressive reformist. Dad of two. I run a qualitative research firm.
Damien Cave @damiencave.bsky.social NY Times reporter based Vietnam. Dad. Philosophy: “We must cultivate our garden.”
Gerrit De Vynck @gerritd.bsky.social Washington Post tech reporter
San Francisco
Defense tech and AI
https://www.washingtonpost.com/people/gerrit-de-vynck/
Signal: GerritD.27
nitasha tiku @nitasha.bsky.social technology mother @ the washington post. baddie in the digital badlands. signal: nitasha.10 
RAND Europe @randeurope.org RAND Europe is a not-for-profit research institute that helps improve policy and decision making through research and analysis, in Europe and beyond. Read our research and commentaries at randeurope.org
John Haltiwanger @jchaltiwanger.bsky.social Staff Writer at ForeignPolicy.com
Send tips/ideas to john.haltiwanger@foreignpolicy.com
Dr Brianna Rosen @briannarosen.bsky.social Senior Fellow and Director, AI and Emerging Tech Initiative at Just Security | Senior Research Associate at the University of Oxford | Formerly White House NSC
Website: www.drbriannarosen.com
Jeffrey Ding @jeffreyding.bsky.social Assistant Professor at George Washington University | technology and int'l politics | newsletter on China's AI landscape: http://chinai.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
Michael Zinkanell @mzinkanell.bsky.social Director @aies.at - one of Austria's leading thinks tank in European foreign, security, and defence policy
Nina Jankowicz @ninajankowicz.com 🙅🏻♀️ Author (2 books & The Wayfinder newsletter), disinformation expert, advocate for targets of online abuse.
☀️ CEO, @americansunlight.org
😆 Tucker Carlson once called me a “highly self confident young woman” and meant it as an insult
Ken Schultz @kschultz.bsky.social I am professor of political science at Stanford University and an avid nature photographer. All views are my own. More photos at https://kenschultz.smugmug.com 
The Washington Post @washingtonpost.com Democracy Skies in Blueness
Samuel Bendett @sambendett.bsky.social Uncrewed, autonomous, robotic systems and Artificial Intelligence. Russian and Ukrainian weapons development. CNA, CNAS and CSIS. Opinions my own.
Stacie Pettyjohn @spettyjohn.bsky.social Director of the defense program and senior fellow CNAS
Ben Shultz @benmshultz.net ☀️ Lead Researcher, @AmericanSunlight.org
👨🏻🎓 Doctoral Student, @dsrc.bsky.social
🇪🇺 AI Expert from time to time, @coe.int
🍊 #MaxwellMafia Alum & Lecturer
🤖 Hobbies include hunting Russian bots
https://www.benmshultz.net | 📍Berlin
Jon B. Wolfsthal @jonatomic.bsky.social Nuclear Fellow @ Pax Sapiens, former Bulletin of Atomic Scientists and State Department International Sec Advisory Board, CNAS Sr. Fellow, former National Security Council. No #manels, Yankees/Gunners.
Courtney Manning @courtneymanning.bsky.social Director of AI Imperative 2030 at American Security Project. Defense, AI and China, Military Readiness, Intelligence. Views are my own.
Richard Fontaine @rhfontaine.bsky.social CEO of the Center for a New American Security (@cnas.bsky.social). Former State Dept, NSC, SFRC, SASC, and advisor to Sen. John McCain. Tweets reflect personal views.
Natan Sachs @natansachs.bsky.social Senior Fellow
Middle East Institute
Views my own.
https://linktr.ee/natansachs
Becca Wasser @beccawasser.bsky.social Defense Lead, Bloomberg Economics; Senior Fellow for Defense, CNAS. Not a journalist. Views are my own.
Michael Kofman @michaelkofman.bsky.social Senior Fellow, Carnegie Endowment. Defense analysis with a focus on the Russian and Ukrainian militaries.
Phil Stewart @phildstewart.bsky.social Military & Intelligence Correspondent@Reuters. Reported from 60+ countries including Ukraine, Syria, Afghanistan, Russia, China. US based. phil.stewart@tr.com
Joe Gould @reporterjoe.bsky.social POLITICO Morning Defense anchor. Tips: jgould@politico.com. Ex Defense_News, ArmyTimes, NY Daily News & Hammond Daily Star. BK native.
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."
Haley Britzky @halbritz.bsky.social Pentagon for @CNN. Was: Army for @TaskandPurpose. Texan. Christian. E-4 Mafia stan. haley.britzky@cnn.com or haleybritzky@protonmail.com
Rebecca Kheel @kheel.bsky.social Defense reporter at CQ Roll Call. Email: rebecca.kheel@cqrollcall.com. Signal: rhkheel.52. DM for cell/WhatsApp
Travis J. Tritten @travistritten.bsky.social Former Deputy Managing Editor, Military.com. DC by way of Ohio, Florida, South Carolina and Japan.
2023 Ford Foundation Award for Distinguished Reporting on National Defense
Stephen Losey @stephenlosey.bsky.social Air warfare reporter for @airandspaceforces.com.web.brid.gy; former Defense News and president of @sightlineunion.bsky.social; head of the Gen. Buck Turgidson fan club.
Shannon Vavra @shanvav.bsky.social National Security & Cybersecurity | Priors: @cnas.bsky.social Fellow, National Security Reporter @thedailybeast.bsky.social, @cyberscoop.bsky.social, @axios.com | Probably in need of covfefe and a snack | shanvav01 on Signal
Eric Bazail-Eimil @ebazail.bsky.social POLITICO national security reporter | Come for the news, stay for the sports commentary | send tips: ebazail@politico.com
David McKenzie @davidgmckenzie.bsky.social Former long-time CNN correspondent - inside the beltway now - communications professional - dad - traveller (in no particular order). 
Dan Lamothe @danlamothe.bsky.social Military affairs reporter with The Washington Post. State-school alum. Beer-league softball enthusiast. Dog guy. Signal for encrypted tips: danlamothe.30
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.
Breaking Defense @breakingdefense.com Breaking Defense: The essential source for military, political, & industry leaders seeking in-depth coverage of global defense strategy & technology.
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Mark Mazzetti @markmazzetti.bsky.social Washington Correspondent, The New York Times. Author, "The Way of the Knife: the CIA, a Secret Army and a War at the Ends of the Earth," and currently writing a book about the Middle East. Adjunct professor, Duke University.
Defense One @defenseone.bsky.social News, events, and ideas for the future of global security threats, policy, business, science, and technology. A division of GovExec. Visit defenseone.com
Jen Judson @jenjudson.bsky.social Defense reporter at Bloomberg News, 115th National Press Club president, Military Reporters & Editors VP, boy mom, Colorado native
Foreign Policy @foreignpolicy.com The magazine for global politics, economics, and ideas.
https://foreignpolicy.com/
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/
Jenn Williams @jennruth.bsky.social Deputy Editor at Foreign Policy. Host of The Negotiators podcast. 
Steve Trimble @thedewline.bsky.social I’m the Defense Editor at Aviation Week.
Drew F. Lawrence @dflawrence.bsky.social Reporter for DefenseScoop. Reach me at drew.lawrence@defensescoop.com or on Signal at dflawrence.51.
Suzanne Maloney @suzannemaloney.bsky.social VP & Director of Foreign Policy, The Brookings Institution
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/
Justin Bronk @justin-br0nk.bsky.social Senior Research Fellow for Airpower and Military Technology at RUSI, London. Associate Professor II at the Royal Norwegian Air Force Academy. Pilot. Views are my own.
RUSI biography and publications: https://t.co/wgeOUvRQdO
Bonnie Glaser @bglaser.bsky.social Managing Director, Indo-Pacific Program, German Marshall Fund @GMFAsia, China, Taiwan, Indo-Pac, Europe-China, RT≠ endorsement
Lawrence Freedman @ldfreedman.bsky.social Emeritus Professor of War Studies King's College London. Latest Book Strategists and Strategy: collected essays, 2014-2024. Substack Comment is Freed https://samf.substack.com/
Prashant Rao @prashantrao.bsky.social Semafor Senior Editor, responsible for international and climate coverage.
Sign up: http://semafor.com/newsletters
Ex-The Atlantic and The New York Times in London, AFP in Baghdad
Todd Mundt @toddmundt.bsky.social Senior Managing Editor, Here & Now from NPR News and WBUR. Hardcore reader - interests: 🇨🇳 China, Taiwan and Russia/USSR; arms control/nuclear security; français. Montréal 🇨🇦 / Lives in Boston. 🏳️🌈 Views mine.
Dave Brown @davebrown.bsky.social Deputy Managing Editor for Global Security at Politico
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/
Christopher Miller @christopherjm.ft.com Chief Ukraine correspondent for the Financial Times. 16 years living and reporting in Ukraine. https://www.ft.com/christopher-miller
Author of the book, THE WAR CAME TO US, published by Bloomsbury: https://www.amazon.com/dp/139940685X
Aaron Mehta @aaronmehta.bsky.social Editor in chief of BreakingDefense.com, shameless Boston sports nerd.
Steven Beynon @stevenbeynon.bsky.social National Security reporter ABC News | Afghan vet | Prev: Politico, Stars and Stripes, Fox 19 Cincinnati | Steve.Beynon@military.com | Adopt not shop | DM for Signal https://www.military.com/author/steve-beynon
Nahal Toosi @nahaltoosi.bsky.social Senior foreign affairs correspondent and columnist at POLITICO
Julian E. Barnes @julianbarnes.bsky.social New York Times intelligence reporter. 
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
Ryan Evans @ryanevans.bsky.social Founder, War on the Rocks (warontherocks.com) and Bedrock Knowledge (thebedrock.co). Opinions are my own. I'm not a journalist so please don't mistake me for one.
Ellen Nakashima @ellenwapo.bsky.social Intelligence and national security reporter at The Washington Post. Reach me securely on Signal at Ellen.626.
Alex Horton @alexhorton.bsky.social Military reporter at The Washington Post. Iraq veteran. Signal: alexhorton.85
War on the Rocks @warontherocks.bsky.social Experience. Conflict. Commentary.
Join our community: https://warontherocks.com/membership/
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
Bianna Golodryga @biannagolodryga.bsky.social CNN Senior Global Affairs Analyst, Anchor.
Wife, mom, stepmom, proud immigrant, Houston, TX ❤️🤘
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
Alex Ward @alexward.bsky.social National security reporter, The Wall Street Journal. Author, “The Internationalists.” Fan, F.C. Barcelona.
Iskander Rehman @irehman.bsky.social Assistant Professor at UT Austin's Clement Center. Author of "Planning for Protraction" and "Iron Imperator." Non-Resident Senior Fellow at the Atlantic Council. Applied history, defense strategy & Asian security.
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.
Benn Steil @bennsteil.bsky.social Director of International Economics, Council on Foreign Relations. Award-winning author, THE WORLD THAT WASN'T, THE MARSHALL PLAN, & THE BATTLE OF BRETTON WOODS. Future HC of NYJ.
Miles Kahler @mileskahler.bsky.social Global politics and governance, contemporary and historical. American University SIS and Carnegie Endowment for International Peace. Gardening, travel, hiking. Opinions my own. Re-posts do not = endorsement.
Justin Vogt @jvogt.bsky.social Executive Editor at Foreign Affairs (@ForeignAffairs.com)- S Sheila A Smith @sheilasmithcfr.bsky.social I follow world affairs especially Asia, foreign policy debates and politics, all things nature especially dogs and horses.
World Politics Review @wpr.bsky.social In-depth news and expert analysis on global affairs. Subscribe here: https://wpr.pub/subscribe
NPR @npr.org This is NPR 🎙️
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
Tarah Wheeler @tarah.org CSO of TPO.group ♦️ EFF Board of Directors♦️she/her ♦️ bestselling author but only that one time
Steven A. Cook @stevenacook.bsky.social Senior Fellow for Middle East and Africa Studies at the Council on Foreign Relations. Views are my own. 
Bruce Hoffman @hoffmanbruce.bsky.social I have been studying terrorism & insurgency for 50 years and am a senior fellow @CFR.org. My own opinions. Re-postings are not necessarily endorsements.
Joe Stieb @joestieb.bsky.social Asst Prof. of US History at UNC Chapel Hill.
Basketball, running, cats. Go celtics go heels.
Political liberal, hoop reactionary.
Posting goodreads reviews regularly.
Dr. Ian Garner @irgarner.bsky.social Prof of Totalitarian Studies @ Pilecki Institute, Warsaw/Fellow @ Centre for International and Defence Policy, Ontario | FrHistS | Author of "Z Generation: Russia's Fascist Youth” - get it @ http://linktr.ee/igarner | 🇨🇦
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.
Sam Greene @samagreene.bsky.social Professor of Russian Politics, King's College London. Political sociologist. Progressive. Co-author, Putin v the People. 🇬🇧/🇺🇸
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
Kara Swisher @karaswisher.bsky.social Amanda Katz said this was the cool kids table.
Tom Nichols @radiofreetom.bsky.social Staff writer at The Atlantic. Cat guy, Jeopardy champ. New Englander and curmudgeon. Speaker info: https://www.leighbureau.com/speakers/tnichols
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/
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.
Emma Ashford @emmamashford.bsky.social Senior Fellow at Stimson Center, Columnist at Foreign Policy, and Adjunct Prof at Georgetown CSS.
Research on US grand strategy and energy security. Working on a book about US foreign policy in a multipolar world.
All views mine! 
Molly Jong-Fast @mollyjongfast.bsky.social Host of the Fast politics podcast, contributing Writer at The New York Times opinion and MSNBC. Subscribe to fast politics YouTube channel
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.
Will Knight @willknight.bsky.social Hi.
Signal = wak.01.