Torbjørn Skardhamar @skardhamar.bsky.social Professor of sociology, university of Oslo
GESIS Training @gesistraining.bsky.social GESIS Training offers state-of-the-art trainings for the national and international scientific community. Focus: Data Analysis, Survey Methodology, Computational Social Science, Research Data Management, and Qualitative Methods.
Jose Pina-Sánchez 🇪🇺 @jpinasanchez.eurosky.social Professor of Quantitative Criminology and co-director of the Social Research Methods centre at the University of Leeds. Interested in #Cars&Crime #OpenResearch #Measurement #CriminalJustice #Sentencing #Disparities.
jmpinasanchez.github.io/
European Network for Open Criminology @opencriminology.bsky.social Dedicated to the promotion, training, application and rewarding of open research in criminology. Working group of the @esc-eurocrim.bsky.social
🌐: https://esc-enoc.github.io/
Sheila Sitalsing @sheilas.bsky.social schrijft (https://www.debezigebij.nl/auteur/sheila-sitalsing/ en https://www.volkskrant.nl/) en praat (https://www.volkskrant.nl/podcasts/beluister-de-volkskrant-elke-dag~bc018e52/ en https://www.nporadio1.nl/programmas/nos-met-het-oog-op-morgen)
Petter Törnberg @pettertornberg.com Assistant Professor in Computational Social Science at University of Amsterdam
Studying the intersection of AI, social media, and politics.
Polarization, misinformation, radicalization, digital platforms, social complexity.
VOX-Pol @vox-pol.bsky.social Academic network focused on researching prevalence, contours, functions, & impacts of online violent extremism and terrorism. Website: http://www.voxpol.eu 
Léonie de Jonge @leoniedejonge.bsky.social Prof. of Research on Far-Right Extremism @IRex/UniTübingen; researching far-right political actors & ideologies; PhD from @Cambridge_Uni; member of DeJongeAkademie @KNAW 📚
Amy Orben @orbenamy.bsky.social tech + teens + better science @ http://digitalmentalhealth.group // Group Leader, MRC Cognition and Brain Sciences Unit, University of Cambridge // Fellow + Director of Studies, St. John's College // 📸 marcus ginns
UCL Crime Science @uclcrimescience.bsky.social UCL Department of Security and Crime Science. We’re not really here yet, but stay tuned.
🌐 https://www.ucl.ac.uk/scs/
Society for Terrorism Research (STR) @socterres.bsky.social 
CTRG @ UCL @ctrg.bsky.social The Counter Terrorism Research Group (CTRG) are a group of researchers at UCL who analyse terrorism, extremism, and radicalisation. Follow to keep up to date with our research.
Zoe @zoemarchment.bsky.social Research Fellow & Consultant - Department of Security and Crime Science, UCL
C🅰️S Ⓜ️UDDE @casmudde.bsky.social Dutchman 🇳🇱 in South 🇺🇸 | Politologist 🧑🎓 | columnist ✍️ | public speaker 🗣️ | Far-right politics 👌 | Soccer & Politics ⚽ | European politics 🇪🇺 | Defending democracy 👊 | punkrock 🎸 | #groundhopping ⚽🏒🏉 | movies 🎦 | watches ⌚ | no manels ❌ | only MY opinions 👋
Tom Louwerse @tomlouwerse.nl Politicoloog/Political Scientist | @UniLeiden.bsky.social | @Peilingwijzer.bsky.social | @stukroodvlees.bsky.social | Opinions are my own | Dutch & English
https://www.tomlouwerse.nl
Global Internet Forum to Counter Terrorism (GIFCT) @gifct.bsky.social Preventing terrorists & violent extremists from exploiting digital platforms.
GNET @gnetresearch.bsky.social The Global Network on Extremism and Technology (GNET) is an academic research initiative backed by The Global Internet Forum to Counter Terrorism, a special project delivered by @csns-uk.bsky.social.
Alex Trinidad @alextrinidad.eurosky.social Psychologist/Criminologist, @unicologne.bsky.social | Co-Chair @opencriminology.bsky.social
🌐: alexandertrinidad.com
Dr William Allchorn @willallchorn.bsky.social Senior Research Fellow @ipppriataru.bsky.social, Assoc Prof @richmondunildn.bsky.social, & Gbl Far Right Co-Editor @manchesterup.bsky.social, researching Far-Right Movements and CVE Responses. https://www.aru.ac.uk/people/william-allchorn
John F. Morrison @morrisonjf.bsky.social Associate Professor of Criminology at the School of Law and Criminology, Maynooth University
LIWC @liwc.app Linguistic Inquiry and Word Count (LIWC) is the gold standard in extracting social and psychological insights from language data. Here's LIWCing at you, kid. https://www.liwc.app
@paulgillucl.bsky.social @paulgillucl.bsky.social 
Ryan Scrivens @ryanscrivens.bsky.social Associate Professor, Michigan State University; a criminologist mostly studying on- and offline behaviors and patterns of the extreme right.
ryanscrivens.com- D Dr Alasdair Booth @dr-ct-security.bsky.social PhD in Counter-Terrorism Protective Security from Loughborough University. Specialist in the Protection of Crowded Places from Terrorist Threats.
Bart Schuurman @bartschuurman.bsky.social Professor of Terrorism and Political Violence at Leiden University
Sandy Schumann (PhD) @sandyschumann.bsky.social Lecturer at UCL, Department of Security and Crime Science | UKRN local chapter co-lead | research extremism/hate/terrorism online and offline
ScienceGuide @scienceguide.bsky.social Het online medium voor de kennissector | onderwijs | onderzoek | hbo | wo
Liza Mügge @lizamugge.bsky.social Professor Politics of Diversity University of Amsterdam | politicsofdiversity.eu
Suraj Lakhani @surajlakhani.bsky.social Academic @sussexfss.bsky.social
Research Fellow at Vox-Pol | Associate Fellow @rusi.bsky.social | Steering Board @extremismgaming.bsky.social | Ambassador @getwigi.com
Researching all things terrorism, particularly video-games and violent extremism.
Ingrid Robeyns @ingridrobeyns.bsky.social Political philosopher and inequality economist. Prof @ Utrecht University | Public values (social justice, democracy, sustainability, quality of life). Fair economies, caring societies. #limitarianism
Zoltán Lippényi @lippenyi.bsky.social Sociologist studying work, inequality, and organizations
Caitlin Clemmow @caitlinclemmow.bsky.social Manages Jill Dando Institute Research Lab for UCL Crime Science. Researches risk & protective factors for grievance-fuelled violence.
WOinActie.bsky.social @woinactie.bsky.social WOinActie strijdt voor een adequate basisfinanciering van en werkomstandigheden in het WO.
woinactie.blogspot.com
ODISSEI @odissei.bsky.social Open Data Infrastructure for Social Science and Economic Innovations, NL | NWO Roadmap Recipient 
Amber Seaward @amberseaward.bsky.social Research Fellow & Consultant @ UCL, researching threat assessment of terrorism & targeted violence
Coen van de Ven @coenvdven.bsky.social Politiek journalist bij De Groene Amsterdammer.
Schrijver van Een links verhaal (2025) en Wantrouwen in de wandelgangen (2023)
NCITE @ncite.bsky.social The National Counterterrorism Innovation, Technology, and Education Center is a U.S. Department of Homeland Security Center of Excellence based at the University of Nebraska at Omaha.
IAPSS @iapss.bsky.social The International Academic Partnerships for Science and Security (IAPSS)🌐
https://crestresearch.ac.uk/iapss/
Jos Slabbekoorn @jossl.bsky.social PhD Candidate in Sociology at Utrecht University | Interested in social welfare & intersectionality
-- tweets might contain 🌈 👨🏽💻 📈 --
Kim Stienstra @kimstienstra.bsky.social NWO Rubicon Postdoctoral Researcher @oxforddemsci.bsky.social || Previously Max Weber Fellow @eui-eu.bsky.social, Sociology PhD @ UtrechtUni/ICS || Social stratification, educational inequality, gene-environment interplay
🌐 www.kstienstra.com
Noémie Bouhana @noemiebouhana.bsky.social Professor of Crime Science and Counter Extremism at University College London. Augmented social ecologies, systemism, moral fragmentation, fluid extremism. Criminologist in an engineering faculty. French girl in Cambridge.
AlgoSoc @algosoc.org 'Public Values in the Algorithmic Society' (AlgoSoc) is an interdisciplinary research program dedicated to a societal perspective on automated decision making
AlgoSoc.org 
Verena Seibel @verenaseibel.bsky.social Assistant Professor, Utrecht University. Interested in migrants' perception and knowledge of the welfare state and the role of social networks.
Member of Utrecht Young Academy
www.verenaseibel.com
Kees van den Bos @keesvandenbos.bsky.social Professor of Governance at Utrecht University; studies fairness, trust, culture, radicalization; first-generation student
Daniel Oberski @daob.nl Data science prof @ Utrecht. Incoming scientific director, Dutch national infrastructure for social sciences ODISSEI
Latent variables, Structural Equation Models, Measurement error
https://daob.nl | https://hds.sites.uu.nl | https://odissei-data.nl
Prof.dr. Beatrice de Graaf @beatricedegraaf.bsky.social Historian | Distinguished Professor Utrecht University | „Fighting terror after Napoleon (CUP)” | security, terrorism, radicalization, crisis | Adapt-Academy.nl | Tendit in ardua virtus.
Bastiaan Thijs @bthijs.bsky.social forensic linguistics student, interested in sociolinguistics / contentious online spaces / literary translation (ɴʟ/ᴇɴ) / crosswords
Rense Corten 🟥 @rensec.bsky.social Sociologist at Utrecht University, NL, studying cooperation, trust, social networks, social media, platform economy, using computational social science and experimental methods. I mostly follow academics.
Also: @RenseC@mastodon.online
Mark Wittek @markwittek.bsky.social Assistant Professor at the Department of Network and Data Science (CEU)
Jeanine de Roy van Zuijdewijn @jeaninervz.bsky.social Knowledge coordinator @ Dutch House of Representatives - security & international relations | Dr. | Assistant Prof terrorism studies @ Leiden Uni. Personal account
Toby Davies @toby-davies.bsky.social Associate Professor at School of Law, University of Leeds. I hate it when people put 'all views are my own' here.
Ryan Boyd @ryanboyd.io Computational Social Scientist, Social/Personality Psychologist, and Generally Curious Person. University of Texas at Dallas. https://www.ryanboyd.io
Chloé Lavest @chlolv.bsky.social Studies Perceptions of Discrimination and the Integration Paradox in European Societies | PhD Candidate | Utrecht University | she/her | https://chlolv.github.io/chloelavest/
Christian Czymara @christian.czymara.com Migration scholar at the Netherlands Interdisciplinary Demographic Institute (NIDI), @knaw-nl.bsky.social and @rug.nl
https://czymara.com/
David Buil-Gil @davidbuil.bsky.social Senior Lecturer in Quantitative Criminology at @criminologyuom.bsky.social and Director @crimrxiv.com. All crime data are wrong, but some are useful
@borrion.bsky.social @borrion.bsky.social 
APNet - Assistant Professor Network Netherlands @apnet.bsky.social A national network and lobbying organisation to empower Assistant Professors in The Netherlands. https://ap-net.nl/
Chris Bail @chrisbail.bsky.social Duke Professor directing https://scai.duke.edu, https://sicss.io & https://polarizationlab.com. Author of Breaking the Social Media Prism.
Tom Emery @drtomemery.bsky.social Exec Director of @odissei.bsky.social and Associate Professor of Sociology, @erc.europa.eu StG. Co-Director of @ipdln.bsky.social & Social Science Lead at the PDPC (https://edu.nl/hr9eh). See https://tomemery.eu/ for more detail
Stijn Ruiter @stijnruiter.bsky.social Criminologist/Sociologist, NSCR/Vrije Universiteit Amsterdam; board member energy coop DE Ramplaan 🇪🇺
Katharina Krüsselmann @kkrusselmann.bsky.social Postdoc // Doing research on police-youth interactions and inequalities @ Erasmus University Rotterdam // Open Science //🇩🇪 living in 🇳🇱 // views my own
Gijs Schumacher @gijsschumacher.bsky.social Professor of Political Psychology @UvA_Amsterdam
Director @Hotpoliticslab
Blog @stukroodvlees
Website: gijsschumacher.nl
Carsten Schwemmer @cschwem2er.bsky.social Professor of Computational Social Science, University of Munich | Text & Images | Data Scraping | Data Visualization
https://www.carstenschwemmer.com/
Matthijs Rooduijn @mrooduijn.bsky.social Political scientist | Professor of Transdisciplinary Social Science | University of Amsterdam | Hot Politics Lab | The PopuList | Stuk Rood Vlees | Parties, voters, populism, far right, and liberal democracy
Rebekah Tromble @rebekahtromble.bsky.social Dir. of Global Partnerships, Inst. for Information, the Internet & Democracy, NEU | Union of Concerned Scientists 2024 Defender of Science |
Co-founder: https://researchersupport.org/
https://expertvoicestogether.org/
https://independenttechresearch.org/
Sarah de Lange @sldelange.bsky.social Professor of Dutch Politics at Leiden University | Extremism, populism, radicalism scholar | Board member IISG Amsterdam and Wiardi Beckman Foundation | Allotmenteer | Zeeuws meisje |
Emily M. Bender @emilymbender.bsky.social Book: https://thecon.ai
Web: https://faculty.washington.edu/ebender
Casper Albers 🟥 @casperalbers.nl Statistician from Groningen, the Netherlands. I like likable things such as LEGO, good science, good music and elephants 🐘
Tom van der Meer @tomwgvdmeer.bsky.social Hoogleraar Politicologie UvA & AISSR pop quiz fanatic
Politiek Vertrouwen - Kiezers & Kiesstelsels - Burgerschap - Socialisatie
(will tweet mainly in Dutch)
http://tomvandermeer.nl
http://stukroodvlees.nl
Heidi Schulze @hdschulze.bsky.social 🕵🏻♀️ research associate at team rieger
📍 lmu munich - department of media & communication
📚 political communication online // radicalization // extremism // telegram // hyperpartisan media // computational methods
Katrin Weller @kwelle.bsky.social Scientific director of the department "Data Services for the Social Sciences" at GESIS in Köln, Germany (@gesis.org).
Professor for Research Data Management for the Social Sciences at Heinrich-Heine-University Düsseldorf (@hhu.de)
(she/her)
Claes de Vreese @claesdevreese.bsky.social Professor of AI, society, media and democracy + Political Communication, U Amsterdam || Director of Digital Democracy Centre, SDU || AlgoSoc || AIMD || Mix of work and private stuff ||
🇩🇰🇳🇱🇪🇺🏃🏼🧪☕️🍿🐶🟥🦋
simine vazire @simine.com Psychology prof at UniMelb, co-director of MetaMelb (interdisciplinary metascience lab).
Study credibility of science & how to improve it.
Frank van Tubergen @frankvantubergen.bsky.social Head of the Department of Migration Research at NIDI-KNAW and Professor at the Department of Sociology, Utrecht University. Author of Introduction to Sociology (Routledge, 2020). www.frankvantubergen.nl
Richard Wortley @richard100.bsky.social Crime science
J.M. Berger PRE-ORDER THE POPE'S HITMAN @jmberger.com Extremism expert by day, novelist by night
THE POPE'S HITMAN (Oct. 27, 2026)
EXTREMISM (MIT Press, 2018)
Affiliate links support my work:
► https://bookshop.org/shop/jmberger
► https://amzn.to/4qJhTE7
► https://www.jmberger.com/publications/books
@ColinPClarke @colinpclarke.bsky.social I study terrorism, geopolitics, international security
Amarnath Amarasingam @amaramarasingam.bsky.social Prof @ Queen's University | Work: Extremist/social movements, religion and politics, diaspora politics, conspiracy theories, online communities, MENA, South Asia | Hip-Hop is Life 🎤
Aaron Y. Zelin @azelin.bsky.social Senior Fellow @ Washington Institute for Near East Policy | Visiting Research Scholar in Dept of Politics @ Brandeis | Founder of Jihadology | Author of “The Age of Political Jihadism: A Study of Hayat Tahrir al-Sham”
jihadology.net
jihadologyplus.com
Seamus Hughes @seamushughes.bsky.social I read a lot of court records because I like a good story. Won a Pulitzer a couple times. “A well-known PACER watcher” - Justice Department
Maura Conway @galwaygrrl.bsky.social Moriarty Prof. of Gov & Int’l Studies, Dublin City University; Prof. Cyber Threats, CYTREC, Swansea University; initiator of VOX-Pol. Major research interests = online extremism and terrorism, online radicalisation, regulation, research ethics.
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.
Thomas Hegghammer @hegghammer.net Senior Fellow in Politics at All Souls College, Oxford. Interested in jihadism, Middle East history, and digital methods. Linux enthusiast and nature-lover
Dr Yannick Veilleux-Lepage @yveilleuxlepage.bsky.social Prof. Royal Military College of Canada
Expert on tech, far-right extremism & terrorism tactics | Ph.D. in International Relations | Author of 'How Terror Evolves' and currently working on 'Uniformed Threats.'
Views = Mine
Vidhya Ramalingam @vidhya.bsky.social Founder & CEO Moonshot
www.moonshotteam.com
Our mission is to end online harms, applying evidence ethics & human rights. 
Joe Whittaker @joewhittaker.bsky.social Lecturer at Swansea University. Research on terrorists' and extremists' use of the Internet.
Elizabeth Pearson @lizzypearson.bsky.social MSc Terrorism and Counter Terrorism Studies Royal Holloway, UoL. Assoc Fellow ICCT, RUSI.
Author: Extreme Britain https://www.hurstpublishers.com/book/extreme-britain/
Mary Beth Altier @marybethaltier.bsky.social New York University's Center for Global Affairs professor; researching & teaching transnational security, political violence, political behavior, nationalism, ethnic conflict, foreign policy. https://www.linkedin.com/in/mary-beth-altier-5795459/ 
Aaron Winter @aaronwinter.bsky.social Sociologist at Lancaster University working on Racism,Terrorism & the Far Right. Co-ed of @identitiesjournal.bsky.social. Co-author of Reactionary Democracy: How Racism & the Populist Far Right Became Mainstream (Verso) with Aurelien Mondon
Emma Barrett @crimepsychblog.bsky.social Prof of Psychology, Security and Trust in @criminologyuom.bsky.social University of Manchester UK. Research on tech and crime, also human performance in extreme environments. Posting occasionally about either or both. 
Dr Ella Cockbain @drellac.bsky.social Professor at UCL. Lead of Research Group on Human Trafficking,Smuggling & Exploitation. Researching precarious work & labour exploitation. New (free) book on anti-trafficking evaluation https://uclpress.co.uk/book/evaluating-anti-trafficking-interventions/
Gianluca Stringhini @gianlucastringhini.com Associate Professor at BU. Cybersecurity and Cybersafety. Come for the memes, stay for the science. Skeets are my own
CrimRxiv @crimrxiv.com crimrxiv.com is criminology's global open access hub & repository. Home @ University of Manchester. Powered by Knowledge Futures. Sustained by its Consortium.
John Horgan @johnhorgan.bsky.social Professor of psychology who studies terrorism, forensic psychology, and school safety📍Atlanta, GA. Seven Summits 🏔️ (5/7). Adopt don’t shop 🐶 Personal account.
Manne Gerell @mannegerell.bsky.social Associate Professor in Criminology & co-founder Centre for policing & prevention, Malmö Uni, Sweden.
Research on police, the geography of crime & fear, & crime prevention.
Daniel Lakens @lakens.bsky.social Metascience, statistics, psychology, philosophy of science. Eindhoven University of Technology, The Netherlands. Omnia probate. 🇪🇺
Brian Nosek @briannosek.bsky.social Co-founder of Project Implicit, Society for Improving Psychological Science, and the Center for Open Science; Professor at the University of Virginia
Iain Brennan @iainbrennan.bsky.social Professor of Criminology at University of Hull, UK. Violence research and prevention. Institutional Lead for Open Research.
Weverthon Machado @weverthon.com Sociologist, postdoc at Utrecht University | Families and inequality | weverthon.com