About the Authors

Jonathan Stieglitz

jonathan.stieglitz@gmail.com

Affiliation Department of Anthropology, University of New Mexico, Albuquerque, New Mexico, United States of America

Aaron D. Blackwell

Affiliation Integrative Anthropological Sciences Unit, University of California Santa Barbara, Santa Barbara, California, United States of America

Raúl Quispe Gutierrez

Affiliation Proyecto de Salud y Antropología Tsimane, San Borja, Beni, Bolivia

Edhitt Cortez Linares

Affiliation Proyecto de Salud y Antropología Tsimane, San Borja, Beni, Bolivia

Michael Gurven

Affiliation Integrative Anthropological Sciences Unit, University of California Santa Barbara, Santa Barbara, California, United States of America

Hillard Kaplan

Affiliation Department of Anthropology, University of New Mexico, Albuquerque, New Mexico, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JS MG HK. Performed the experiments: JS RQG ECL. Analyzed the data: JS AB. Contributed reagents/materials/analysis tools: JS AB RQG ECL. Wrote the paper: JS AB MG HK.