TY - RPRT TI - Payoff-biased social learning underlies the diffusion of novel extractive foraging traditions in a wild primate AU - Barrett, B. J. AU - McElreath, R. AU - Perry, S. PY - 2017 DO - 10.1101/110221 UR - https://www.biorxiv.org/content/10.1101/110221v1 ID - 10.1101/110221 ER -