About the Authors
- Evan L. MacLean
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* E-mail: maclean@duke.edu
Affiliation Department of Evolutionary Anthropology, Duke University, Durham, North Carolina, United States of America
- Aaron A. Sandel
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Affiliation Department of Anthropology, University of Michigan, Ann Arbor, Michigan, United States of America
- Joel Bray
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Affiliation Department of Evolutionary Anthropology, Duke University, Durham, North Carolina, United States of America
- Ricki E. Oldenkamp
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Affiliation Department of Biology, Northern Michigan University, Marquette, Michigan, United States of America
- Rachna B. Reddy
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Affiliation Department of Evolutionary Anthropology, Duke University, Durham, North Carolina, United States of America
- Brian A. Hare
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Affiliations Department of Evolutionary Anthropology, Duke University, Durham, North Carolina, United States of America, 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: EM AS BH. Performed the experiments: EM AS RO RR JB. Analyzed the data: EM. Wrote the paper: EM BH AS RO RR JB.