About the Authors
- John P. Hart
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Affiliation New York State Museum, Albany, New York, United States of America
- R. G. Matson
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Affiliation Department of Anthropology, University of British Columbia, Vancouver, British Columbia, Canada
- Robert G. Thompson
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Affiliation Department of Anthropology, University of Minnesota, Minneapolis, Minnesota, United States of America
- Michael Blake
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* E-mail: tmichaelblake@gmail.com
Affiliation Department of Anthropology, University of British Columbia, Vancouver, British Columbia, Canada
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: RGM JPH RGT. Performed the experiments: RGM JPH MB. Analyzed the data: RGM JPH MB. Wrote the paper: JPH RGM RGT MB. Coded data: RGT.