collaborators

5 papers

cs.SI2026

Simple contagion drives population-scale platform migration

Dorian Quelle, Frederic Denker, Prashant Garg +1

Social media platforms mediate professional communication, political expression, and community formation, making the rare instances when users collectively abandon an incumbent pla…

cs.CL2025

Lost in translation: using global fact-checks to measure multilingual misinformation prevalence, spread, and evolution

Dorian Quelle, Calvin Cheng, Alexandre Bovet +1

Misinformation and disinformation are growing threats in the digital age, affecting people across languages and borders. However, no research has investigated the prevalence of mul…

cs.SI2025

Politics and polarization on Bluesky

Ali Salloum, Dorian Quelle, Letizia Iannucci +2

Online political discourse is increasingly shaped not by a few dominant platforms but by a fragmented ecosystem of social media spaces, each with its own user base, target audience…

cs.HC2025

Effective Yet Ephemeral Propaganda Defense: There Needs to Be More than One-Shot Inoculation to Enhance Critical Thinking

Nicolas Hoferer, Kilian Sprenkamp, Dorian Christoph Quelle +4

In today's media landscape, propaganda distribution has a significant impact on society. It sows confusion, undermines democratic processes, and leads to increasingly difficult dec…

cs.SI2025

Bluesky: Network Topology, Polarization, and Algorithmic Curation

Dorian Quelle, Alexandre Bovet

Bluesky is a nascent Twitter-like and decentralized social media network with novel features and unprecedented data access. This paper provides a characterization of its interactio…