Why do otherwise rational people disagree about the same evidence? Our new paper finds that group membership is a deeply rooted influence on how we form beliefs, leading even preschoolers to bias their evidential standards and form inaccurate beliefs.
www.nature.com/articles/s41...
05.02.2026 16:56
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Dr. Jane made an indelible mark on our understanding of chimpanzees and other species, and also of humankind and the environments we all share.
She inspired curiosity, hope, and compassion in countless people, and paved the way for many others.
#ThankYouJane #RememberingJane
Photo: Marko Zlousic
01.10.2025 21:00
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Chimpanzees rationally revise their beliefs
The selective revision of beliefs in light of new evidence has been considered one of the hallmarks of human-level rationality. However, tests of this ability in other species are lacking. We examined...
Are humans really the only rational animals? Our NEW PAPER π out in @science.org suggests otherwise! In a large collaboration led with my joint first author @hanna-schleihauf.bsky.social, we show that βChimpanzees rationally revise their beliefsβ π§΅
30.10.2025 18:17
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Chimpanzees rationally revise their beliefs
The selective revision of beliefs in light of new evidence has been considered one of the hallmarks of human-level rationality. However, tests of this ability in other species are lacking. We examined...
Humans arenβt alone in their capacity for rational thought! New findings from @hanna-schleihauf.bsky.social and @emilymsanford.bsky.social show that chimpanzees also rationally revise their beliefs. Check out the new paper in Science!
www.science.org/doi/10.1126/...
17.12.2025 18:32
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At the Stand up for Science rally in San Francisco! Inspiring and heartening.
08.03.2025 15:54
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Excited to share that our BBS target article β "Children as agents of cultural adaptation" β is online & open for commentary! In it, @sheinalew.bsky.social & I argue that children's peer cultures might play an important & understudied role in cultural adaptation.
www.cambridge.org/core/journal...
02.01.2025 15:11
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Summer Internship
2025 Summer Internship What is it? Every summer, the Social Origins Lab hosts an 8-week summer internship for enthusiastic individuals looking for research experience. Interns will spend their timeβ¦
Interested in developmental or comparative psychology? Join us! The Social Origins Lab will be hosting an 8-week summer internship filled with hands-on research experience, expert panels, and more. For more information, go to socialoriginslab.com/summer-inter....
06.01.2025 20:58
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