About the Authors

Joseph H. Manson

jmanson@anthro.ucla.edu

Affiliation Department of Anthropology & Center for Behavior, Evolution and Culture, University of California Los Angeles, Los Angeles, California, United States of America

Matthew M. Gervais

Affiliation Department of Psychological and Brain Sciences, and Sage Center for the Study of the Mind, University of California Santa Barbara, Santa Barbara, California, United States of America

Daniel M. T. Fessler

Affiliation Department of Anthropology & Center for Behavior, Evolution and Culture, University of California Los Angeles, Los Angeles, California, United States of America

Michelle A. Kline

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

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JHM MMG DMTF MAK. Performed the experiments: JHM MMG. Analyzed the data: JHM MMG. Contributed to the writing of the manuscript: JHM MMG DMTF MAK.