Jean-Baptiste André
banner
jbaptistandre.bsky.social
Jean-Baptiste André
@jbaptistandre.bsky.social
Evolutionary biologist studying human behavior and societies through adaptationist reasoning. CNRS researcher @ Ecole Normale Supérieure-PSL & Institut Jean Nicod.
Ever wanted to read about an old problem almost nobody cares about anymore?

Well, I wrote about it.

🧵
September 24, 2025 at 8:54 AM
📢 Come study cognitive science in Paris!
The Master’s program in Cognitive Science at @ENS_ULM, @psl_univ, and @EHESS_fr is now accepting applications for the 2025-2026 academic year.

🗓 Deadline: March 13, 2025
💻 Apply here: master-cognitive-science.ens.psl.eu/en/applicati...
January 14, 2025 at 1:30 PM
Our model shows that institutions can be entirely powered by reputation, yet still amplify its effects to achieve far more cooperation than reputation alone could.
December 16, 2024 at 2:12 PM
Do we cooperate because of institutions, or do institutions exist because we cooperate?

In this @pnas.org paper led by @jliep.bsky.social, with @lfitouchi.bsky.social & N. Baumard, we develop a mathematical model that answers this question.

👇

www.pnas.org/doi/10.1073/...
December 16, 2024 at 2:12 PM
Come study cognitive science in Paris!

The Master’s program in Cognitive Science of
@ENS_ULM @psl_univ & @EHESS_fr is currently inviting applications until March 11, 2024
January 12, 2024 at 10:42 AM