About the Authors

Robert A. Foley

raf10@cam.ac.uk

Affiliation Leverhulme Centre for Human Evolutionary Studies, Department of Archaeology and Anthropology, University of Cambridge, Cambridge, United Kingdom

Marta Mirazón Lahr

Affiliation Leverhulme Centre for Human Evolutionary Studies, Department of Archaeology and Anthropology, University of Cambridge, Cambridge, United Kingdom

Competing Interests

The field surveys were funded by RPS Environmental management and carried out under the auspices of the Ministry for Antiquities in Libya. This does not alter our adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: RAF MML. Performed the experiments: RAF MML. Analyzed the data: RAF MML. Contributed reagents/materials/analysis tools: RAF MML. Wrote the paper: RAF MML.