This week, we talk to @tadegquillien.bsky.social about causality.
youtu.be/vp5mnz4eSiw
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Posts by Hugo Mercier
We are offering two 4-year PhD positions in our new SNF project "The Evolutionary Roots of Altercentrism"
New study showing that online hatred is worse in countries with higher economic and political inequality. www.nature.com/articles/s41...
By @m-b-petersen.bsky.social et al.
Our new paper on causal judgment is now out! Led by Can Konuk, with Salvador Mascarenhas.
We study how causes that feature several variables (`A and B caused E') are represented in the human mind.
direct.mit.edu/opmi/article...
🔍 What happens when you give middle-schoolers unrestricted access to ChatGPT for science tasks?
Findings from our new paper led by Rania Abdelghani w/ @koumurayama.bsky.social @celestekidd.bsky.social Hélène Sauzéon 🧵👇
Thrilled that my paper (w/@sarahobolt.bsky.social,@catherinedevries.bsky.social,@simonecremaschi.bsky.social) was accepted at the American Political Science Review!
We find that declining public services fuel support for the populist right — and show why the right benefits more than other parties 🧵
SCORE, a collaboration of 865 researchers, is now released as three papers in Nature, six preprints, and a lot of data (cos.io/score/). SCORE examined repeatability of findings from the social-behavioral sciences and tested whether human and automated methods could predict replicability.
Thrilled to share that our new paper is now out in @cognitionjournal.bsky.social: "Who knows what? Bayesian Competence Inference guides Knowledge Attribution and Information Search," with @oliviermorin.bsky.social , @hugoreasoning.bsky.social & @tadegquillien.bsky.social!
Link: tinyurl.com/ykyhxcc6
New paper out today! When baby zebra finches are tutored with manipulated songs with shuffled syllables, they transform them to be consistent with linguistic laws 🐥 Reanalysis of data from James and Sakata (2017) link.springer.com/article/10.1...
⚗️🔭 How do we spark new scientific discoveries? Why do some breakthroughs seem accidental?
The new book 'The Engine of Scientific Discovery' by CPNSS Research Associate Alexander Krauss is for anyone who wants to understand how we make discoveries.
➡ Link to the book: doi.org/10.1093/oso/...
"Unlike the ideas themselves, reputation for authorship and credit is rivalrous: audiences can allocate full credit only once, so any undue credit to a copier necessarily subtracts deserved credit from a creator and misleads observers."
🧵 1/4
Last year, Nicolas Baumard and I published a target article in EHB, where we propose that cultural phenomena emerge from feedbacks between evolved psychology and ecological legacies, the same mechanisms at work in any ecosystem:
www.sciencedirect.com/science/arti...
Murders in the Rue Morgue was a parody, I have found the post and the website about it!
The site linked is here
wdl.mcdaniel.edu
And it's really rather good fun, some eyebleedingly bad prose, of course
The sky is not falling; high-quality platforms (Prolific, Verasight, CR Connect) have low rates of apparent bots. osf.io/preprints/ps... But also not zero; vigilance is very much needed!
Great new study of the (lack of) effects of political advertising: "Removing political advertisements from the Facebook and Instagram feeds ... did not have a detectable effect on political knowledge, polarization, turnout or political participation."
www.nature.com/articles/s41...
Recently, van der Stigchel and colleagues posted a provocative commentary suggesting that we should be wary of bots in online behavioral data collection (🧵by @cstrauch.bsky.social here: bsky.app/profile/cstr...). But should we? Here is my response letter osf.io/preprints/ps.... 1/5
Economists: we award Nobel Prizes for work on efficient institutions and minimizing transaction costs.
Also Economists: the review process at the American Economic Review.
I'm a cognitive scientist with an interest in epistemic vigilance, and this essay that's been going around gave me pause.
I don't think it's straightforward to apply the concept of epistemic vigilance to interactions with LLMs, as this essay does.
🧵/
sbgeoaiphd.github.io/rotating_the...
🚨Recrutement au CREST @crestumr.bsky.social
Ingénieur de recherche CDD 3 ans support computationnel aux sciences sociales
Venez rejoindre notre cellule données appui au sciences sociales computationnelles !
Fiche de poste ▶️ nextcloud.lab.groupe-genes.fr/s/XMe4EGtRfb...
Candidature < 15 avril
In poverty, do people take more or less risk? Some theories contend that they avoid risk out of caution. Others that they take risks (e.g. crime) out of desperation.
In our new paper in BBS, we show that they are the two sides of the same coin: the desperation threshold.
Peer commentary call soon!
I'm hiring a postdoc at @cmu.edu (w/ far.ai & @dgrand.bsky.social + @gordpennycook.bsky.social)!
How do LLMs shape human beliefs — and what do we do about it? AI safety meets behavioral science.
Open to technical and social science backgrounds.
In this new paper, @klopfenstein.bsky.social shows that how surprising an explanation is accounts for a good share of its appeal, suggesting that surprising explanations (the aliens built the pyramids!) can be popular even if people aren't really convinced they're great explanation
Front cover of my book, titled "Comparative musicology: Evolution, universals, and the science of the world's music" (published today by Oxford University Press)
1st of my 4-page essay published in Nature today titled "Music is not a universal language - but it can bring us together when words fail" Picture caption: "Puerto Rican rapper Bad Bunny (centre) performed in Spanish at the half-time show of the 2026 American Football Super Bowl LX."
My book is now published! 🌏🎶🧪
You can download it for free at academic.oup.com/book/62353 - I’d be grateful if you do!
I also published an accessible summary with audio/video today in @nature.com: www.nature.com/articles/d41...
Try reading that first, then give the whole book a read if you like it!
Top panel: My plot of US adult female and male height distributions, which are much narrower, and overlap less than in the figure from Fuentes, which is in the bottom panel.
1. After I posted my critical review of @anthrofuentes.bsky.social Sex is a Spectrum, a colleague pointed out that his figure of adult heights by sex (bottom panel👇) can't be right: there aren't that many US adults shorter than 4' or taller than 7'
Turns out Fuentes' data are made up 🧪 #BioAnth 🧵
CALL: a PhD grant (3 years) to do a PhD with me at @cognitionens.bsky.social on the evolution of graphic codes. euraxess.ec.europa.eu/jobs/410213
Félicitations, c'est super !
Votre article du dimanche soir: l'invention d'un prix Nobel ou le narcissisme académique dans toute sa splendeur. Incroyable enquête de l'Est Républicain
www.estrepublicain.fr/faits-divers...
@evoroseman.bsky.social and Auerbach nail the fatal flaw in the ESS: organisms somehow adapt to completely novel situations without natural selection. It's basically Intelligent Design, imo, but with the organism as the intelligent designer instead of God 🧪 #BioAnth 1/2
New paper in @pnas.org: www.pnas.org/doi/abs/10.1...
Coupling surveys of ~8% of the adult Danish population & results of 123 million covid-tests, we show that psychological feelings of coping lowered infection risk. Feelings of fear did not.
Authorities should empower people, not scare them.