Walter Quattrociocchi
walter4c.bsky.social
Walter Quattrociocchi
@walter4c.bsky.social
Full Professor of Computer Science @Sapienza University of Rome.
Data Science, Complex Systems
#Grokipedia just launched.
An AI-built encyclopedia, pitched as a “neutral” alternative to Wikipedia.
But neutrality is not the point.
What happens underneath is.
👇
October 29, 2025 at 8:05 AM
“LLMs don’t understand.”
Of course. That was never the point.
The point is: we’re already using them as if they do —
to moderate, to classify, to prioritize, to decide.
That’s not a model problem.
It’s a systemic one.
The shift from verification to plausibility is real.
Welcome to Epistemia.
October 20, 2025 at 5:31 PM
October 14, 2025 at 8:34 PM
1/ 🎉 First paper of 2025!

In the quantitative study of the attention economy, we asked a key question:
How much does a like—or a viral post—truly reverberate?

Our new study, published in Scientific Reports, dives into this crucial topic. 🧵
January 3, 2025 at 2:04 PM
Breaking News! Our latest paper has just been published in PNAS! 📄
We analyzed 34 years of data a cross 8 social media platforms to uncover how language has evolved in the digital age.
👉 Read the paper here www.pnas.org/doi/10.1073/...
December 6, 2024 at 9:02 PM
1/ 🚨 New preprint on arXiv 🚨
"Characterizing the Fragmentation of the Social Media Ecosystem" arxiv.org/abs/2411.16826
@matteo_cinelli
,
@m_starnini
edoardo di martino Alessandro Galeazzi #echoplatforms #fragmentation
November 27, 2024 at 7:56 AM