Publications in peer reviewed journals

Keijzer & Mäs. (in press). The complex link between filter bubbles and opinion polarization. Data Science

Keijzer & Mepham. (2021). Een Pandemie van Polarisatie? [A Polarization Pandemic?]. Mens & Maatschappij, 96(2): 179-211

Keijzer & Mäs. (2021). The Strength of Weak Bots. Online Social Networks and Media

Keijzer, Mäs & Flache. (2018). Communication in Online Social Networks Fosters Cultural Isolation. Complexity


Book Chapters

Flache, Mäs & Keijzer. (in press). Computational approaches in rigorous sociology: agent-based computational sociology and computational social science. In K. Gërxhani, N. D. De Graaf, & W. Raub (Eds.), Handbook of Sociological Science. Contributions to Rigorous Sociology, Cheltenham: Edward Elgar.


Software

Laukemper, Keijzer & Bakker. (2019). defSim: the Discrete Event Framework for Social Influence Models


Other publications

De Matos Fernandes & Keijzer. (2020). No one can predict the future: More than a semantic dispute. Review of Artificial Societies and Social Simulation


Conference talks

Micro-foundations of polarization in online social media @ Annual Conference for Experimental Sociology 2021 (Ascona, Switzerland)

Micro-foundations of polarization in online social media: A model In the lab fed back into the model @ ESSA’s SocSimFesT 2021 (online)

Validating models of opinion polarization on the micro-level @ European Symposium Series on Societal Challenges in Computational Social Science, 2019: Polarization and Radicalization (Zürich, Switzerland)

Designing Social Influence Experiments @ Sixth International Meeting on Experimental and Behavioral Social Sciences (Utrecht, The Netherlands)

Communication in Online Social Networks Fosters Cultural Isolation @ 2018 Annual Meeting of the American Sociological Association (Philadelphia PA, USA)

Communication in Online Social Networks Fosters Cultural Isolation @ XXXVIII Sunbelt Conference 2018 (Utrecht, The Netherlands)

Cultural Dynamics in Online Social Networks @ Interdisciplinary Workshop on Opinion Dynamics and Collective Decision 2017 (Bremen, Germany)

Interaction in online social networks and homogeneity @ International Network of Analytical Sociologists 2017 (Oslo, Norway)

Vignette experiment on socioeconomic status and trust @ International Network of Analytical Sociologists 2016 (Utrecht, The Netherlands)


Workshops

Social Influence Modeling in Python Using defSim @ European Social Simulation Association’s SocSimFest 2021 (Online). Co-organizers: Dieko Bakker & Anton Laukemper.

Validating models of opinion polarization on the micro-level @ European Symposium Series on Societal Challenges in Computational Social Science, 2019: Polarization and Radicalization (Zürich, Switzerland). Co-organizers: Andreas Flache, Michael Mäs & David Garcia.

Media coverage

PNAS News Feature (09/14/2021) Modeling the power of polarization

Radio 2 (09/26/2020) Zorgt social media voor meer polarisatie? (Do social media cause more polarization?)

SciencePOD (07/05/2019) The (anti)social network – How online communication may increase cultural isolation

NOS (03/28/2019) ‘Strengere regels Facebook tegen extreem-rechts toegejuicht, maar ook twijfel’ (Facebook’s stricter rules against the far right welcomed, but there are also doubts)

Reformatorisch Dagblad (02/16/2019) ‘,,Besef dat YouTube je naar het extreme kan leiden’’’ (Realize that YouTube can lead you to the extreme)

Short documentary ‘Digitale Kruimels’ (digital breadcrumbs) by Matjeu Witte →

NOS (12/23/2016) ‘Zo bepalen algoritmes jouw wereldbeeld’ (This is how algorithms determine your world view)