David C. Vaidis

@vaidis.bsky.social

Professor in Social Psychology at Université de Toulouse, France Interested in Psychological Science, Cognitive Dissonance, Meta-Science, Epistemology, History of Science, Societal Impact, Human Development...

12 years separate these two pictures, and in the meantime we moved from Maître de Conférences (assistant professor) to Professor. The big difference? We lost the French style! ^^

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📢 Post-doc position – Toulouse (France) 🇫🇷 A post-doctoral position (12 months) is open at CNRS in Toulouse to work with me on the relationship between signal detection theory, conspiracy beliefs, and perceptions of corruption... 🔗 emploi.cnrs.fr/Offres/CDD/U... Feel free to share!

Portail Emploi CNRS - Offre d'emploi - PhD contract on ANR COPYCAT : "Study of the relationship between conspiracist beliefs and perceptions of corruption" M/F

Assurez-vous que votre profil candidat soit correctement renseigné avant de postuler

emploi.cnrs.fr

I'm not a big fan of rituals, but I truly wish us all a better world! Let's remember that people are not their governments. Several of the latter must be stopped now, while many of the former must be supported and empowered to change the game.

happy new year 2006 (crossed)
better new year (crossed)
Good luck! with a sad smile.

📢 Call for submissions for #SIPS2026!📢 The SIPS community will meet next year, and we look forward to seeing you at the conferences! Don't forget to send your submission for the conference before January 23 (for the in-person conference) or February 27 (for the online conference).

SIPS 2026 – June 8-10, 2026

The submission portal for the conference is now open! We invite researchers to submit their contributions for both online and in-person SIPS 2026. We look forward to your participation!

buff.ly

What is the current position of @improvingpsych.org concerning the Washington meeting after the last Trump's administration proposal? Requiring 5 years of social media history, phone numbers, and email addresses is invasive and concerning for anyone who values privacy and freedom of thought.

US social media requirements for foreign visitors could have 'chilling effect' on travel, industry group says

A group representing the U.S. travel and tourism industry warned Monday that a proposal to require millions of foreign visitors to provide social media handles used over the past five years could have...

reuters.com

I didn't want to get into this discussion, but after seeing strong reactions to Kelly (2025), I think it's worth helping colleagues think more critically about what the paper actually shows—and doesn't show. Spoiler: not the bombshell some claim. #SocialPsychology #CognitiveDissonance

Debunking “When Prophecy Fails”

In 1954, Dorothy Martin predicted an apocalyptic flood and promised her followers rescue by flying saucers. When neither arrived, she recanted, her group dissolved, and efforts to proselytize ceased.....

onlinelibrary.wiley.com

Was looking into what Cognitive Scientists mean by ‘domain-general’ cognition, and then hit upon this. This is definitely NOT how we use that term. Tip: read the last sentence to understand what went wrong here. Sigh.

Domain-General Cognitive Ability
In subject area: Psychology
Domain-general cognitive abilities refer to cognitive skills that are not unique to humans but are present across various primate species and potentially other mammals and birds, indicating a general factor underlying cognitive performance that correlates with brain size and is associated with selective attention and working memory capacity.
AI generated definition based on: Trends in Cognitive Sciences, 2012

The 4th Big Team Science Conference (aka #BTSCON) will be held online October 6-8. A unique opportunity to discuss, join and anticipate the future of BTS. Registration is free/'what you can' but beware submission deadline is short! (31st July). bigteamscienceconference.github.io/submissions/ #psysci

submissions

>>> Submit your abstract here! Submissions for all session types are now open! * *Panels, hackathons, and symposia:* maximum 500 words * *Talks, lightning talks, and unconferences:* maximum 250 words ...

bigteamscienceconference.github.io

Comment aider les chercheurs disposant de moins de ressources ou des réseaux moins développés à faire de la recherche ? L'étude bit.ly/GrEenwIch cartographie cela et s'adresse à des C, EC et post-doc. 20GBP à la clé pour les participants (voucher ou don). #FrenchAcademic #recherche à diffuser

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bit.ly

How accurately do citations reflect the original research? Do authors truly engage with what they cite? In a new study, we analyze millions of citation sentence pairs to measure citation fidelity and how it varies depending on authors’ engagement with prior literature. arxiv.org/abs/2502.20581 ⬇️

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