About the Authors

Daniel J. Hruschka


Affiliation School of Human Evolution and Social Change, Arizona State University, Tempe, Arizona, United States of America

Joseph Henrich

Affiliation Departments of Psychology and Economics, University of British Columbia, Vancouver, British Columbia, Canada

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DH JH. Analyzed the data: DH JH. Wrote the paper: DH JH.