About the Authors

Victoria Wobber


Affiliation Department of Human Evolutionary Biology, Harvard University, Cambridge, Massachusetts, United States of America

Brian Hare

Affiliation Department of Evolutionary Anthropology and Center for Cognitive Neuroscience, Duke University, Durham, North Carolina, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: VW BH. Performed the experiments: VW. Analyzed the data: VW BH. Wrote the paper: VW BH.