Gershom Gorenberg גרשום גורנברג @gershomg.bsky.social Jerusalemite. Journalist.
Author, "War of Shadows: Codebreakers, Spies and the Secret Struggle to Drive the Nazis from the Middle East"
Lecture contact info at http://tinyurl.com/ggersh
Andrew Zammit @andrewzammit.bsky.social Postdoctoral Research Fellow at Victoria University. Interested in terrorism, security and human rights.
Lennart Maschmeyer @lmaschmeyer.bsky.social Senior Researcher in Cybersecurity at @ETH_en @CSS_ETHZurich. Previously @UofT, @citizenlab and @UniofOxford.
New Book "Subversion" - https://global.oup.com/academic/product/subversion-9780197745861
Dafydd Townley @historydafydd.bsky.social Historian, academic, occasional whisky drinker. Interests - sport, politics, cyber, film, sci-fi, ttrpg. Views very much my own. Welsh, not British.
Jeremi Suri @jeremisuri.bsky.social 
Adam D.M. Svendsen @intstrategist.bsky.social (Prof./Dr.) // An international intelligence + defence strategist, researcher, educator (Oslo | Georgetown | Salamanca), analyst, adviser + consultant - learn more via: http://www.intstrategist.com
Eldad Ben Aharon @eldadbenaharon.bsky.social Post Doc | #IR #Security #Geopolitics #Memory #FPA | 1⃣ 📖 @EdinburghUP | 2️⃣ 📖 @AmsterdamUPress
https://edinburghuniversitypress.com/book-israeli-turkish-relations-at-the-end-of-the-cold-war.html
CREST @crest-research.bsky.social The Centre for Research and Evidence on Security Threats (CREST) is the UK’s hub for behavioural and social science research into security threats. https://crestresearch.ac.uk/
Julian Richards @julianrichards.bsky.social 
Adam Tooze @adamtooze.bsky.social Chartbook Substack https://adamtooze.substack.com/
OnesandTooze podcast https://foreignpolicy.com/podcasts/ones-and-tooze/
C******* University historian, Director European Institute, Chair Cttee on Global Thought.
Economics, history, theory, politi
Alexander Rose @alexrose.com Author of "Washington's Spies" (made into the TV series TURN), "The Lion & The Fox," and "Empires of the Sky." America's 78th Most Famous Historian. Writes the freebie Substack, "Spionage" (Ye Olde Worlde spy stories).
History of Communism @historyofcommunism.bsky.social History of Communism publishes documents, visuals and studies of and about communist movements and events with the aim of stimulating and supporting academic research on communism 🗃️
Dr. Alexander S. Burns @kabinettskriege.bsky.social Historian of the eighteenth-century Atlantic World, American Continental Army, and Military Europe. PhD WVU.
Calder Walton @calderwalton.bsky.social Harvard Kennedy School | Intelligence & National Security | Author | PhD & Former Attorney (Barrister) | Husband, Father
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
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
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 | 🇨🇦
Grant Pinkerton @grantp08.bsky.social Moved from the other place.
Don't post very much. Mainly middle aged man stuff - history (WW1 in particular), music, food and a small amount of football.
Glasgow - Scotland
Gallipoli Association @gallipoliassoc.bsky.social Gallipoli Association aims: to advance education, encourage & facilitate study of the Campaign, keep alive its memory & ensure all who served are not forgotten
Séan F Scullion @seanfscullion.bsky.social Author of CHURCHILL’S SPANIARDS (Helion) y ESPAÑOLES CONTRA EL NAZISMO (Espasa) #ContinuingtheFight Spain/SCW/Hispanic World Mountains/climbing/ultra distances #ManonaPinkBike🚲
Military History🇬🇧🇪🇸☘️🇫🇷
James Taub @taubhistory.bsky.social Associate Curator at the Museum of the American Revolution and a public historian. Focused on France and America during WWI and the 18th century.
(All views my own)
Will Reynolds @anglo-japan45.bsky.social Lecturer in Defence Studies Education at KCL, @dsdkings.bsky.social | Doctor in War Studies, @warstudieskcl.bsky.social | Associate @csns-uk.bsky.social | Anglo-Japanese grand strategy post-45 🇬🇧🇯🇵 | Views my own
Peter Johnston @peterajohnston.bsky.social Director, Narrative and Content at Imperial War Museums. Military historian, museum professional, and frequent explorer of museums, memorials and battlefields. All views here are mine alone
Jim Smithson @jimsmithson.bsky.social Military historian. Great War Group Trustee. Written a couple of Great War books plus articles. Francophile, but also lived 30+ years in Germany so pretty European in outlook. 
Gary Sheffield @profgsheffield.bsky.social Military History & other stuff. Visiting Prof, Defence Studies Dept, KCL. Husband, father, grandpa. Christian. Arsenal. Labour. Spaniel magnet. All opinions are just mine. Reposts do not = endorsement.
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
Waitman Wade Beorn, PhD, FRHistS @waitmanwbeorn.com Holocaust & Genocide Studies/ History prof/ veteran/single dad/ former goalkeeper/ current fiddler/ Grad West Point and UNC/ he/him
Host of The Holocaust History Podcast
TV/Film Rep: Past Preservers
Psalm 109: 7-17
Dr Rob Thompson 🇺🇦 @drrobthompson.com Bluesky’s resident Vietnam War historian. Army University Press historian and documentary maker. Author of _Clear, Hold, and Destroy_—a book about pacification in Phú Yên. All views my own.
Слава Україні!
Web: https://www.drrobthompson.com
James Barr @jamesbarr.bsky.social I write history. Last book: LORDS OF THE DESERT; before that: A LINE IN THE SAND. Next book: THE ARENA.
More at/contact me via https://www.historythatmatters.org
Currently reading Geoff Dyer / Homework
Caitlin G. DeAngelis @caitlindeangelis.bsky.social graveyard historian; spouse to @fionawh.im; she/they 🏳️🌈
Cambridge, Massachusetts
THE CARETAKERS (War Graves gardeners in the French Resistance) https://www.globepequot.com/9781633888999/the-caretakers/
Clare Mulley @claremulley.bsky.social Author of The #SpyWhoLoved (freedom), #WomenWhoFlewForHitler (but ended their lives on opposite sides of history), #WomanWhoSavedTheChildren (but didn’t like them much). #AgentZo (what a hero).
Alex Churchill @alexchurchill.bsky.social Award-nominated Historian & Author FRHistS
WW1/WW2/20thC Royalty
Runs @thegreatwargroup.bsky.social
@15minutebook.club 🎧
www.istoriatravel.org ✈️
Rep: @donaldwin.bsky.social
🏴 But frequently bangs on about the French 🇫🇷
https://achurchill.substack.com
Peter Doyle @profpeterdoyle.bsky.social Military Historian (and geologist)
Trench warfare, terrain and material culture
FRHistS
Kevin M. Kruse @kevinmkruse.bsky.social Historian: White Flight; New Suburban History; Fog of War; One Nation Under God; Fault Lines; Voter Suppression; Myth America. CAMPAIGN TRAILS: campaign-trails.ghost.io
Alex von Tunzelmann @alexvont.bsky.social Historian, writer, broadcaster. She/her. Latest book, FALLEN IDOLS, shortlisted for the Wolfson History Prize 2022. HISTORY’S SECRET HEROES and THE LUCAN OBSESSION on BBC Radio 4. One of the Silk Road Slippers https://www.silkroadslippers.com
Richard Ansell @richardjansell.bsky.social Historian of 17th- and 18th-century travel at Birkbeck, working on servants and other non-elite travellers.
Tony Comer @tonycomer.bsky.social Former Departmental Historian at GCHQ.
Jess Davis @jessmarindavis.bsky.social PhD. Social scientist and entrepreneur combining research and practice. Illicit finance expert, newsletter writer, consultant. Working to stop bad people from doing bad things with money. Co-host of Secure Line podcast.
Cindy Storer @cindystorer.bsky.social Former counterterrorism intelligence analyst now working as an intelligence educator. I have a tendency to end up in documentaries.
Also single childless woman dog lady who people say achieved something meaningful.
Gail Helt @gailhelt.bsky.social CIA analyst, 2003-14. Close Guantanamo. Human Rights. China. My posts reflect only my views.
Rachel Midura @rmidura.bsky.social Digital historian of early modern Europe in Virginia. Posts on historical travel, mail, diplomats, spies 🕵️ Author of Postal Intelligence: The Tassis Family and Communications Revolution in Early Modern Europe (Cornell, 2025). Now on #17thC conspiracy.
Alan Cunningham @cadetcunningham.bsky.social International Relations Afficionado | Aspiring Novelist | Book & Movie Lover | Follow me on Substack: https://substack.com/@alanthecommentariat
King's Centre for the Study of Intelligence (KCSI) @kcsi.uk KCSI is a diverse group of leading intelligence scholars & practitioners working together to better understand the evolving global security landscape. https://kcsi.uk/ 
Fraser McGowan @drmcgowan.bsky.social Historian • Postdoctoral Researcher • Ph.D. on the early history of the U.S. National Intelligence Council • Interests: intelligence, 19-20thC history & culture, film, theatre and football • Glasgow, UK • Here since Aug '24 🌅
Daniela Richterova @drichterova.bsky.social Associate Prof/SL in Intelligence Studies @warstudies @kcl.ac.uk www.KCSI.uk
Interests: #ColdWar #intelligence #covertops, #terrorism, USSR/Russia, CEE, #MiddleEast
Author of 📙 #WatchingTheJackals
👉 https://press.georgetown.edu/Book/Watching-the-Jackals
David Strachan-Morris @drdavidsm.bsky.social Lecturer in Intelligence and Security. Links to recent work on Combat Intelligence at https://shorturl.at/pBDjL and warning intelligence at https://shorturl.at/waeL2
Keen rugby fan and supporter of Ulster Rugby and Ireland.
Jeff Rogg @jrogg.bsky.social Historian, academic, fisherman. “Better to be a poor fisherman than to meddle with the government of men.” —Georges Danton
Lewis Sage-Passant @encyclopediageopolitica.com Global Head of Intelligence @ big European corporation, Adjunct Prof in Intelligence at Sciences Po Paris. Author on private intel. Podcasting on dangerous stuff and writing about geopolitics @ EncyclopediaGeopolitica.com
Yusuf Ozkan @yozkan.bsky.social Working at Imperial College London & doing data stuff | PhD researcher at @kingscollegelondon.bsky.social War Studies in intelligence history | Member @kcsi.uk | Founder @intelarchive.io | Love🚴♂️
https://linktr.ee/yusufozkan
Melanie Brand @melaniebrand.bsky.social Lecturer in Intelligence Studies at Macquarie University, Sydney. Associate Editor, Intelligence & National Security; JPICT. Historian interested in intelligence, analysis, warning, secrecy, accountability and espionage pop culture.- G Gill Bennett @gillhistory.bsky.social Intelligence historian, music-lover
DavidRetherford @historydavid81.bsky.social Historian of US Army in The First World War. Interested in intelligence and learning development. Available for book reviews. Social media manager at the Strategy Bridge. 🇺🇸&🇬🇧
Rory Cormac @rorycormac.bsky.social Professor: Subversion & Secret Statecraft | Author: Fakers (coming 2026); Disrupt & Deny; How to Stage a Coup; Crown, Cloak, & Dagger
Vince Houghton @intelhistorian.bsky.social Fmr Dir Nat. Cryptologic Museum, NSA. Formerly IntlSpyMuseum; Miami native living in DMV; Author - Nuking the Moon, The Nuclear Spies, and Covert City; has “Grave Lack of Discretionary Judgment”-The Catholic Church; lesser half to @jordanspeak.bsky.social
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’.
David Priess @davidpriess.bsky.social Intelligence, geopolitics, and the Arctic | Vice President of Strategy, Emergent Risk International | Senior Fellow, Hayden Center | Former CIA & State Department | Duke poli sci PhD | Author, The President’s Book of Secrets
JD Work @hostilespectrum.bsky.social Former intel, now academic @NDU_CIC, @TheKrulakCenter, @SIWPSColumbia @ColumbiaSIPA, @CyberStatecraft, @ElliottSchoolGW, @PAISWarwick. Apolitical, views=own
Diana Bolsinger @dianabolsinger.bsky.social Public Policy scholar; Assistant Professor, @UTEP Intelligence & National Security Studies (INSS); @ClementsCenter alum; @SocIntelHist; IC veteran.
Hayden Center @haydencenter.bsky.social World-class thought center on intelligence & national security | Reposts are not endorsements | hayden@gmu.edu
Hedvig Ördén @hedvigorden.bsky.social Assistant Professor, International and Regional Politics, Department of Political Science and Public Management.
Critical Security Studies & Intelligence Studies.
Dr Sarah-Louise Miller @sarahloumiller.bsky.social Author, Historian, Presenter, Broadcaster, Lecturer in War Studies, King’s College London
Website: https://www.sarah-louisemiller.com/
Larry Pfeiffer @larrypfeifferdc.bsky.social Personal Account / Hayden Center Director / Led White House Situation Room / Fmr CIA Chief of Staff / Nat'l security & intelligence commentator / Speaker
Simon Frankel Pratt @simonpratt.bsky.social Political scientist at the University of Melbourne. Formerly of other places. Research: war, intelligence, innovation, and normative change in international politics. Cat paparazzo. He/Him 🇨🇦🏳️🌈✡️
Veli-Pekka Kivimäki @vpkivimaki.bsky.social Intelligence analyst by day, OSINT in academia, engineer at heart. Now: Finnish Security and Intelligence Service. Adjunct, Johns Hopkins. Past: Finnish Defence Forces, Bellingcat, Microsoft, Nokia.
Electrospaces.net @electrospaces.bsky.social Insights in Signals Intelligence, Communications Security and Top Level Telecommunications. Also tweeting in Dutch and sometimes in German.
SpyTalker @spytalker.bsky.social Founding editor, SpyTalk.co. Longtime DC-based natsec journalist. Pvsly Newsweek, WaPo, CQ/Homeland Security, books, magazine freelance
Cold War Conversations Podcast @coldwarpod.bsky.social Award-winning #podcast preserving the stories of the #ColdWar before they are lost...
Listen & follow for free at https://coldwarconversations.com/
Hosted & produced by Ian Sanders, Fellow of Royal Historical Society & Manchester Museum
Dr Matthew Hefler @matthefler.bsky.social Historian. International History and Intelligence Studies. AJI Postdoctoral Fellow. Former Press Secretary to the Premier of Nova Scotia.
Dr Steven Wagner @stevenbwagner.bsky.social Senior Lecturer in International Security at Brunel University
Women's Intelligence Network @womenknowintel.bsky.social Official Bluesky account for the Women's Intelligence Network (WIN). WIN aims to connect, promote and support female scholars and practitioners working within the field of Intelligence Studies. Contact via chat or e: womenintelnetwork@gmail.com
Paul McGarr @paulmcgarr.bsky.social Intelligence History | Published first book on Cold War South Asia, published another on Spying in India, writing a third on Indira Gandhi & Margaret Thatcher
Magda Long @magslong.bsky.social Researching intelligence, all things covert 🕵️👀, and hybrid warfare.
Dr Thomas Eason @thomaseason.bsky.social Lecturer in Politics and International Relations at Aston University. Does Interpretivist Research on Foreign Policy Analysis. Currently working on Political Myth in diplomacy and foreign policy.
thomaseason.co.uk
Thomas Juneau @thomasjuneau.bsky.social Professor, GSPIA, University of Ottawa. Middle East (Iran, Yemen), intelligence and national security. Former Defence analyst.
Secrets & Spies Podcast: Global Affairs | Intelligence @secretsandspies.bsky.social A transatlantic podcast exploring the world of espionage, terrorism, geopolitics, and intrigue | Co-hosted by @chriscarrfilm.bsky.social and @mattfulton.net | linktr.ee/secretsandspies
Alexa O’Brien @alexaobrien.bsky.social Analyst & writer focused on intelligence and espionage.
alexaobrien.com/about
Christopher Burgess @burgessct.bsky.social 30+yrs w/CIA🕵️♂️ | ✍️ Burgess Writing: NatSec/Espionage/Insider/Cyber and more | Co-Author Book 📕 Secrets Stolen Fortunes Lost
https://www.burgessct.com/about/bio-christopher/
Bill Robinson @billrobinson.bsky.social Researcher focused on Canadian SIGINT activities past and present. Also FVEY and other countries. Citizen Lab Research Fellow. Occasionally compared to a hedgehog. He/him.
Blog: https://luxexumbra.blogspot.com/
Dan Stanton @danstanton.bsky.social A writer and recovering spy.
Matthew L. Jones @nescioquid.bsky.social “How Data Happened” with Chris Wiggins available now! Historian of science, AI/ML computing, sigint, and technology, Princeton
Stephanie Carvin @stephaniecarvin.bsky.social Former national security analyst, Associate Professor, Senior Fellow Centre for Strategic Statecraft. Research on national and international security based in Ottawa, Canada 🇨🇦
brasidas @brasidas.bsky.social Not Laconic
Marcus Faulkner @marcusfaulkner.bsky.social Naval and intelligence historian. Familiar with the Second World War, knows about War Studies and has an amateur understanding of Space. PhD, MA etc. Senior Lecturer, Department of War Studies @ King's College London
Horkos @wylienewmark.bsky.social waking up everyday in a full sprint. cyber(punk) & counterintelligence. bloody inertia interspersed with bouts of bloody frenzy. i see kanly today in everything.
#FUZZYSNUGGLYDUCK
opinions are my own.
Dr Chris Smith @spyhistorian.bsky.social Historian. Spies, signals intelligence, Second World War. Social and Cultural history. History of humour. Insults = 🚫
Dr. Claudia Hillebrand @ckhillebrand.bsky.social 👋 I mainly share posts about contemporary intelligence 🕵🏼♀️🕵️♂️, state secrecy 🤫, politics 🌍, and cats 🐈⬛ 🐈.
Paul Chichester CMG MBE @0xchich.bsky.social Director Operations, NCSC, GCHQ. 30+ years in Government Cyber Operations. Views entirely my own and do not necessarily reflect those of my organisation. 🏴 🇺🇦
Leah West @leahwest-nsl.bsky.social SJD. Associate Prof at Norman Paterson School of International Affairs, Sr Fellow @CIGI. Ex Armoured Officer & DOJ Nat Sec lawyer. Write about the law of spies, robots and terrorism. Sanctioned by Russia.
Jason Hines @missmykhakis.bsky.social Naval historian, Dr.phil. @unipotsdam, retired naval officer
Douglas Selvage @deselv.bsky.social Independent Historian. Expert on Soviet-bloc history, active measures, Stasi and KGB. RT does not mean endorsement. Views are mine, not those of my employer.
Filip Kovacevic @chekistmonitor.bsky.social Top expert on #KGB (ops, archives, spy fiction). Book: KGB Literati (t.co/uWXN1eLc0u). PhD. 25+ years university teaching in Russia/Balkans/US. Now at University of San Francisco.
Zach Dorfman @zachsdorfman.bsky.social Washington Post National Security Reporter. Past features in Politico, Rolling Stone, Wired, Foreign Policy. Working on a book on the history of deep cover for Penguin-Random House.
It’s always Berlin 1989 somewhere. Signal: zsd.19
Damien Van Puyvelde @dvanp.bsky.social Associate Professor | Head of Intelligence & Security Research Group @unileiden.bsky.social
Luca Trenta @lucatrenta.bsky.social Associate Professor in IR at @swanseauni_ppir
Work on assassination, covert action, US foreign policy, secrecy. Host on the New Books Network. Author of The Brush Contact Substack.
Tony Craig @tonycraig.bsky.social Associate Professor Modern History, Intelligence and Security, Diplomacy, Northern Ireland and Britain's End of Empire.
Sara C @sarabcastro.bsky.social Historian and strategic thinker focused on China, global security, intel studies; all views my own -- personal account
Justin Pyke @justinpykehistory.bsky.social MA in History. Studies intelligence, sea power, air power, and the Asia-Pacific War. Researching U.S. intelligence assessments of Japanese air and sea power, 1919-1941. Andor appreciator, PC gamer, mediocre miniature painter, and musician.
Raphael Ramos @raphaelramos.bsky.social 🎓 History PhD
✒️ Writes and teaches -- history, intelligence, and foreign policy
📚 Author, *La puissance et l'ombre. 250 ans de guerres secrètes de l'Amérique* (Editions du Cerf, 2025), *Une chimère américaine* (PULM, 2018)
Alex Bollfrass @bollfrass.bsky.social Nuclear weapons and intelligence history.
David Abrutat @trooperabs.bsky.social Intelligence services and military historian