About the Authors

Jacob A. Feder

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Methodology, Visualization, Writing – original draft, Writing – review & editing

jfeder2@asu.edu

Affiliations School of Human Evolution and Social Change, Tempe, Arizona, United States of America, Institute of Human Origins, Arizona State University, Tempe, Arizona, United States of America

Shirley C. Strum

Roles Investigation, Project administration, Resources, Writing – review & editing

Affiliations School of Social Sciences and Department of Anthropology, University of California, San Diego, California, United States of America, Uaso Ngiro Baboon Project, Laikipia, Kenya, East Africa

Joan B. Silk

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Project administration, Resources, Supervision, Writing – original draft, Writing – review & editing

Affiliations School of Human Evolution and Social Change, Tempe, Arizona, United States of America, Institute of Human Origins, Arizona State University, Tempe, Arizona, United States of America

Competing Interests

The authors have declared that no competing interests exist.