Cultural evolution and individual development of openness and conservatism.

  title={Cultural evolution and individual development of openness and conservatism.},
  author={Alberto Acerbi and Magnus Enquist and Stefano Ghirlanda},
  journal={Proceedings of the National Academy of Sciences of the United States of America},
  volume={106 45},
We present a model of cultural evolution in which an individual's propensity to engage in social learning is affected by social learning itself. We assume that individuals observe cultural traits displayed by others and decide whether to copy them based on their overall preference for the displayed traits. Preferences, too, can be transmitted between individuals. Our results show that such cultural dynamics tends to produce conservative individuals, i.e., individuals who are reluctant to copy… CONTINUE READING
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