Jordan, F. M., van Schaik, C. P., Francois, P., Gintis, H., Haun, D. B. M., Hruschka, D. H., Janssen, M. A., Kitts, J. A.,
Lehmann, L., Mathew, S., Richerson, P. J., Turchin, P., & Wiessner, P. (2013).
Cultural evolution of the structure of human groups. In P. J., Richerson, & M. H., Christiansen (Eds.),
Cultural Evolution: Society, technology, language, and religion (pp. 87-116). Cambridge,
MA: MIT Press.