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Alex Mesoudi
@alexmesoudi.com

New paper with Ángel Jiménez, @keith-jensen.bsky.social, Lei Chang and Hui Jing Lu Limited evidence that reputation-based partner choice facilitates information sharing in humans royalsocietypublishing.org/rspb/article...

royalsocietypublishing.orgLimited evidence that reputation-based partner choice facilitates information sharing in humansAbstract. A necessary prerequisite for the accumulation of beneficial knowledge, or ‘cumulative cultural evolution’, is the sharing of information via soci
Alex Mesoudi
@alexmesoudi.com

We find in a series of online experiments that most participants indiscriminately share costly information with others, rather than use the reputation-based partner choice system that we painstakingly set up for them.

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Alex Mesoudi
@alexmesoudi.com

This is a follow-up to a previous paper where we modelled information sharing as a cooperative dilemma, with partner choice one of the mechanisms that we thought people might use to maintain costly information sharing. It turns out actual people disagreed. royalsocietypublishing.org/rstb/article...

royalsocietypublishing.orgFrom information free-riding to information sharing: how have humans solved the cooperative dilemma at the heart of cumulative cultural evolution?Abstract. Cumulative cultural evolution, where populations accumulate ever-improving knowledge, technologies and social customs, is arguably a unique featu