Petter Törnberg
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.
- Why does everything suddenly feel so unsettled? The economy, technology, geopolitics—everything seems to change It's more than a vibe shift. It's epistemic. In our new book, @uitermark.bsky.social and I explore this shift— and argue we're entering Digital Modernity 🧵 www.seeinglikeaplatform.com
- Seeing Like a Platform has arrived in physical form! 😮 Of everything I've ever written, this is probably the work I'm most proud of. And it's free to read! www.seeinglikeaplatform.com Would love to hear your thoughts!
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- Large Language Model-based social simulation has emerged as an exciting new research method. But do LLMs actually resolve the problems that have historically limited use of Agent-Based Models? What do they bring? We review the literature to find out! with Maik Laaroij arxiv.org/abs/2504.03274
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- Many feel that politics globally has become toxic and hostile over recent years. But is this actually the case? And if so, who's to blame? What issues are driving toxicity? We analyze 18M tweets from politicians in 17 countries to find out! w/ @julianachueri.bsky.social arxiv.org/pdf/2503.22411
- How does the growing value of attention change our cities? My new paper uses the city's built environment as a lens into how social media is eating the world. 🧵 journals.sagepub.com/doi/10.1177/...
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- Un article dans Libération sur notre récent article dans IJPP. "La désinformation en ligne fait partie intégrante de la stratégie des extrêmes droites" avec @julianachueri.bsky.social www.liberation.fr/idees-et-deb...
- Reposted by Petter TörnbergThe falsehood came from the right. How (radical/ extreme) right shares mis/ disinformation more online. Good to see @uva.nl colleagues @pettertornberg.bsky.social and @julianachueri.bsky.social’s research featured in @theguardian.com #polisky www.theguardian.com/world/2025/f...
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