New paper published today in @pnas.org with @filippozimmaro.bsky.social Mirta Galesic and @jacrickets.bsky.social LINK: www.pnas.org/doi/10.1073/... We use evolutionary game theory to study when populations will fracture into groups that differ in their beliefs, behaviors and preferences.

Commercial LLMs are trained as helpers, not autonomous decision-makers. They optimize for perceived utility: not just giving you useful info, but also reading between the lines to figure out what you want to hear. Even when you give them goals, targets and rewards! 1/2