1. Department of Anthropology, University of California Santa Barbara, CA, USA.
2. Tsimane Health and Life History Project, San Borja, Beni, Bolivia.
3. Department of Anthropology, University of New Mexico, Albuquerque, NM, USA.
4. Department of Medicine, Universidad de San Simón, Cochabamba, Bolivia.
5. Economic Science Institute, Chapman University, Orange, CA, USA.
6. Institute of Evolutionary Medicine, University of Zurich, Zurich, Switzerland.
7. Institute for Advanced Study in Toulouse, Toulouse, France.
8. School of Human Evolution and Social Change, Center for Evolution and Medicine, Arizona State University, Tempe, AZ, USA.