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An article about my research on extra-pair paternity Science Magazine. Many thanks Andrew Curry (spoke32.bsky.social) and colleagues for the quotes! Hopefully, future visitors to my office KU Leuven will be less surprised by a (reproduction) 17th-century painting The Wallace Collection science.org/content/articl…

NEW 🧵: Is human intelligence starting to decline? Recent results from major international tests show that the average person’s capacity to process information, use reasoning and solve novel problems has been falling since around the mid 2010s. What should we make of this?

The data so far on AI-as-a-tutor shows just letting students use AI chatbots often undermines learning by just giving answers. But AIs properly prompted to act like tutors, especially with instructor support, seem to be able to boost learning a lot through customized instruction

Some weeks ago Vance was lecturing Europe on free speech. From the same bunch of free speech absolutists: sending messages critical about the current administration & the cuts to science they are making results in prompt deportation! Germany already adapted US travel advice.

DeepSeek takes the lead: DeepSeek V3-0324 is now the highest scoring non-reasoning model This is the first time an open weights model is the leading non-reasoning model, a milestone for open source. DeepSeek V3-0324 has jumped forward 7 points in Artificial Analysis

🚨 Big question, big paper! Why does educational inequality run in families? The parent-child education link (r = .31) is often seen as purely environmental. From 569k kids, we decomposed it: 🧬68% genetic 🏡12% parental env 👴20% extended-family env 👉osf.io/rehdj 🧵

Harvard Must Not Submit to a Hostile Takeover | My article (with colleague Tarek Masoud), endorsed by the leaders of the Council on Academic Freedom at Harvard Carlos Henriques | Opinion | The Harvard Crimson thecrimson.com/article/2025/4…

Leuk artikel in Science Magazine over Maarten Larmuseau en zijn werk over extra pair paternity oftewel kinderen die een andere biologische vader hebben dan degene die op hun geboortecertificaat staat. Het is geen 10% van de kinderen maar wel 1-2%. science.org/content/articl…

New preprint finding that eliminating US global health funding over the next fifteen years would cause: - 15.2m deaths from AIDS - 2.2m deaths from TB - 7.9 additional child deaths