Thomas Renault
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thomasrenault.bsky.social
Thomas Renault
@thomasrenault.bsky.social
Assistant Professor in Economics. University Paris 1 Panthéon-Sorbonne. #SocialMedia #AI #Misinformation http://www.thomas-renault.com
Reposted by Thomas Renault
Apply for funding to work with me and Gord at Cornell!
Interested in doing a postdoc with me & @dgrand.bsky.social? Consider applying to Cornell's Klarman Fellowship: as.cornell.edu/research/kla...

It involves a competitive internal application process, but it's 3 years of funding @$80k/year

Please email me/Dave if you're interested! Oct 15th deadline
Klarman Fellowships
The Klarman Fellowships in the College of Arts & Sciences provide postdoctoral opportunities to early-career scholars of outstanding talent, initiative and promise. Among the most selective of its kin...
as.cornell.edu
August 15, 2025 at 9:07 PM
Reposted by Thomas Renault
3 months into Meta’s pivot to Community Notes, the company has yet to share any data about its crowdsourced moderation feature.

With help from three @indicator.media readers in the pilot, I tried to piece together how it’s going:

indicator.media/p/a-first-lo...
A first look at Meta’s Community Notes
Zuckerberg's pivot to crowdsourcing features three jacked dudes, a flirty farmer, and some useful notes
indicator.media
June 17, 2025 at 12:03 PM
Reposted by Thomas Renault
🚨In PNAS🚨
The right often accuses fact-checkers of political bias
But we analyzed Community Notes on Musk's X and found posts flagged as "misleading" are 2.3x more likely to be written by Reps than Dems!
The issue is Reps sharing misinformation, not fact-checker bias...
www.pnas.org/doi/10.1073/...
June 17, 2025 at 12:51 PM
🚨 New in PNAS 🚨

Posts by Republicans are 2.3 times more likely to be flagged as misleading than those by Democrats on X's Community Notes. A 🧵

pnas.org/doi/epub/10.... (Open Access)
June 17, 2025 at 12:35 PM
Reposted by Thomas Renault
Interested in how people talk to each other online? Care about causal inference and/or NLP? Want to design and implement field experiments?

Come do a PhD with Dominik Hangartner, me, and a bunch of awesome people at IPL in Zurich:
jobs.ethz.ch/job/view/JOP...
February 7, 2025 at 12:47 PM
Reposted by Thomas Renault
Many thanks to lead author @thomasrenault.bsky.social who does amazing work on Community Notes and other topics; and the always-wonderful coauthor @mmosleh.bsky.social
For more of my group's work on misinformation, check out this doc: docs.google.com/document/d/1...
Misinformation-related papers
Papers related to misinformation from David Rand and Gordon Pennycook’s research team Key papers The Psychology of Fake News TiCS 2021 [Tweet thread] [15 minute video summary] Durably reducing conspi...
docs.google.com
January 31, 2025 at 2:54 PM
Reposted by Thomas Renault
We examine all English notes 1/23-6/24. More notes are proposed on tweets written by Reps than Dems. The partisan diff is MUCH bigger when restricting to "helpful" (ie ~unbiased) notes: 63% on Reps, 37% on Dems. The "vox populi" on X has spoken and concluded that Reps share more misinfo than Dems!
January 31, 2025 at 2:54 PM
Reposted by Thomas Renault
Accusations of bias against conservatives drove Musk to buy Twitter- then gut fact-checking and up Community Notes. This month, Zuckerberg did the same at Meta. But greater sanctioning of conservatives could just be the result of conservatives sharing more misinformation bsky.app/profile/dgra...
🚨In Nature🚨
Meta is dropping fact-checking to avoid anti-conservative bias- but is there actually evidence of bias?
We this test empirically & find that conservatives
* ARE suspended more
* BUT share more misinfo
So suspension isn't necessarily evidence of bias www.nature.com/articles/s41...
Differences in misinformation sharing can lead to politically asymmetric sanctions - Nature
We find that conservatives tend to share more low-quality news through social media than liberals, and so even if technology companies enact politically neutral anti-misinformation policies, political...
www.nature.com
January 31, 2025 at 2:54 PM
Reposted by Thomas Renault
🚨New WP🚨
Remember Musk+Zuck+Trump+Jordan etc crying fact-checker bias b/c Reps were flagged more than Dems? We analyzed Community Notes on Musk's X and guess what: posts flagged as "misleading" are 67% more likely to be written by Reps! The issue is Reps, not fact-checkers...
osf.io/preprints/ps...
January 31, 2025 at 2:54 PM
Reposted by Thomas Renault
🚨OpEd+data: Meta is out of step with public opinion🚨
Zuck cut moderation b/c he said people no longer want it. But he's wrong!
We polled 1k Americans and most people, including majority of Reps:
i) want content moderation
ii) don't want Community Notes w/o fact-checkers
thehill.com/opinion/tech...
January 28, 2025 at 7:44 PM