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Marijn Keijzer

@mrnkzr.bsky.social
150 followers 107 following 14 posts

Analytical sociologist | Research fellow at IAST 🇫🇷 Interested in sociology, polarization, computational social science, abm, coffee and climbing

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Reposted by Marijn Keijzer
Taha Yasseri @tahayasseri.bsky.social · 08/07/2026
Chapter 17: Andreas Flache @mrnkzr.bsky.social & Michael Mäs on Agent-Based Models & Networks. A thoughtful chapter arguing that computational social science needs both large-scale empirical & and mechanism-based simulations to explain how individual interactions produce collective phenomena.
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Reposted by Marijn Keijzer
Michael Clemens @mclem.org · 01/06/2026
Remember that recent paper claiming to show that "ideological bias" determined the results obtained by immigration policy research teams? A careful, open-code reanalysis by @kauspurg.bsky.social & Josef Brüderl finds that the result arises from a coding error. —> doi.org/10.31222/osf...
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Benjamin Pitt @benjaminpitt.bsky.social · 23/03/2026
The Cognitive Construction Lab is hiring a full-time lab manager! Come work with me at UMass Amherst, starting this Fall. Apply here: tinyurl.com/3dpz5m3j
tinyurl.com
Technical Assistant I (Lab Manager - Cognitive Construction Lab) - Amherst, Massachusetts, United States
Title: Technical Assistant I (Lab Manager - Cognitive Construction Lab) Executive Area: Academic Affairs College/School/MBU: College of Natural Sciences Department: Psychology and Brain Sci Work Locat...
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Federico Bianchi @federicobianchi.bsky.social · 19/03/2026
A special issue of Social Networks on Agent-based modelling for social network research www.sciencedirect.com/special-issu... The deadline to submit an 800-word extended abstract is approaching (1 April) forms.gle/BqTts4hEQjEB... Edited by me, Andreas Flache, @squazzoni.bsky.social, Károly Takács
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Marijn Keijzer @mrnkzr.bsky.social · 04/03/2026
How does social influence shape collective outcomes? When does it lead to lock-in on inferior options? In our 🚨 new preprint 📝 osf.io/preprints/so... we make three contributions w/ @alexgelas.bsky.social Alex Jochim @leostnbrk.bsky.social Peter Steiglechner & @pantelispa.bsky.social 🧵1/4
doi.org
OSF
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Alexandros Gelastopoulos @alexgelas.bsky.social · 26/02/2026
1/ Why do inferior but popular things remain popular? Excited to share our new paper with @pantelispa.bsky.social, @glemens.bsky.social & @arnoutvanderijt.bsky.social "The marginal majority effect: When social influence produces lock-in" www.science.org/doi/epdf/10....
science.org
The marginal majority effect: When social influence produces lock-in
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Marijn Keijzer @mrnkzr.bsky.social · 18/02/2026
Travel grants 📣 For the 13th Toulouse Economics & Biology Workshop (June 1–2, 2026, @IAST) we have travel fellowships for PhDs & early-career researchers presenting a poster. Apply by Feb 27! Details: www.iast.fr/conferences/...
Poster of 13th Econ and Bio workshop on 'social influence and it's macro consequences'
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Rense Corten 🟥 @rensec.bsky.social · 12/02/2026
📢WORK! At the Sociology department of @utrechtuniversity.bsky.social we are hiring a postdoc who will work on applications of AI in sociological research. Join our vibrant-yet-cohesive research community doing cutting-edge research. Please share or apply! www.uu.nl/en/organisat...
uu.nl
Postdoctoral researcher on applications of AI in sociological research
Are you able to lead sociological research into the AI age?
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Marijn Keijzer @mrnkzr.bsky.social · 10/02/2026
📖 Our book is out! 🎉 Computational Social Science of Social Cohesion and Polarization is published, openly and freely available at doi.org/10.1007/978-3-032-01373-6 (1/3) #ComputationalSocialScience #Polarization #SocialCohesion #NetworkScience #ABM #TextAnalysis
doi.org
Computational Social Science of Social Cohesion and Polarization
This open access book explores the decay of social cohesion in democratic societies through the lens of Computational Social Science (CSS)
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Michał Bojanowski @mbojan.bsky.social · 09/02/2026
Today Springer published an Open Access book edited by @janlo.de , Marijn Keijzer and myself covering a diverse range of Computational Social Science approaches to questions about social cohesion and polarization. Come and get it at link.springer.com/book/10.1007... 🧵1/4
link.springer.com
Computational Social Science of Social Cohesion and Polarization
This open access book explores the decay of social cohesion in democratic societies through the lens of Computational Social Science (CSS)
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Christian Czymara @christian.czymara.com · 10/02/2026
How do parties debate minorities? New study based on all parliament speeches in Germany and the UK 1980-2021, with @younghyunlee52.bsky.social , F. #Piñeyrúa, & @max-web.bsky.social, published in the edited volume Computational Social Science of Social Cohesion and Polarization:
link.springer.com
Linguistic Polarization in Minority Representation: Analyzing Parliamentary Speeches in Germany and the UK (1980–2021)
Political polarization shapes how minority issues are discussed in public and parliamentary discourse, with implications for representation and policy. We examine the representation of migration and s...
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Jorge Peña 🇵🇸 @jorgeapenas.bsky.social · 26/09/2024
Our annual post-doctoral research fellowships campaign at the Institute for Advanced Study in Toulouse (IAST) is now open. We welcome applications from researchers from a wide range of disciplines in the social and behavioral sciences. Please share! www.iast.fr/research-fel...
iast.fr
Research Fellowships
Each year, IAST invites applications for post-doctoral Research Fellowships, which offer candidates an opportunity to devote themselves full-time to their research at the start of their careers. Fello...
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Marijn Keijzer @mrnkzr.bsky.social · 11/12/2023
As a PhD student, there are worse places than the (fully funded) interdisciplinary Summer School in Quantitative Social Sciences at IAST and TSE, next June 🇫🇷☀️🎓 Two sessions: evolution & identity Few days left to apply. Please share with all talented, broadly interested social scientists you know! 🙏
tse-fr.eu
Toulouse Summer School in Quantitative Social Sciences
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