About the Authors

Rachel E. B. Reid

rachel.beth.brown@gmail.com

Current address: Department of Anthropology, Washington University in St. Louis, Missouri, United States of America

Affiliation Earth and Planetary Sciences Department, University of California, Santa Cruz, California, United States of America

Paul L. Koch

Affiliation Earth and Planetary Sciences Department, University of California, Santa Cruz, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: REBR PLK. Formal analysis: REBR. Funding acquisition: REBR PLK. Investigation: REBR. Resources: PLK. Visualization: REBR. Writing – original draft: REBR. Writing – review & editing: REBR PLK.