The Cultural Brain Hypothesis: How culture drives brain expansion, sociality, and life history Muthukrishna, Michael ; Doebeli, Michael ; Chudek, Maciej ; Henrich, Joseph Abstract Publication: PLoS Computational Biology Pub Date: November 2018 DOI: 10.1371/journal.pcbi.1006504 Bibcode: 2018PLSCB..14E6504M