About the Authors

Kim R. Hill

Kim.Hill@asu.edu

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

Brian M. Wood

Affiliation Department of Anthropology, Yale University, New Haven, Connecticut, United States of America

Jacopo Baggio

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

A. Magdalena Hurtado

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

Robert T. Boyd

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: KH BW. Performed the experiments: KH BW AMH. Analyzed the data: KH JB RB. Wrote the paper: KH BW JB AMH RB.