About the Authors
- Laughlin Stewart
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Affiliation Canine Research Department, Canines, Inc., Durham, NC, United States of America
- Evan L. MacLean
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Affiliations Department of Evolutionary Anthropology, Duke University, Durham, NC, United States of America, School of Anthropology, University of Arizona, Tucson, AZ, United States of America
- David Ivy
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Affiliation Canine Research Department, Canines, Inc., Durham, NC, United States of America
- Vanessa Woods
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Affiliations Canine Research Department, Canines, Inc., Durham, NC, United States of America, Department of Evolutionary Anthropology, Duke University, Durham, NC, United States of America
- Eliot Cohen
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Affiliation Canine Research Department, Canines, Inc., Durham, NC, United States of America
- Kerri Rodriguez
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Affiliation Department of Evolutionary Anthropology, Duke University, Durham, NC, United States of America
- Matthew McIntyre
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Affiliation Statistics Department, 23 and me, Inc., Mountain View, CA, United States of America
- Sayan Mukherjee
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Affiliation Departments of Statistical Science, Computer Science, Mathematics, Duke University, Duke University, Durham, NC, United States of America
- Josep Call
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Affiliations Department of Psychology and Neuroscience, University of St Andrews, St Andrews, United Kingdom, Department of Psychology, Max Planck Institute for Evolutionary Anthropology, Leipzig, Germany
- Juliane Kaminski
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Affiliation Department of Psychology, University of Portsmouth, Portsmouth, United Kingdom
- Ádám Miklósi
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Affiliation MTA-ELTE Comparative Ethology Research Group, Budapest, Hungary
- Richard W. Wrangham
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Affiliation Department of Human Evolutionary Biology, Harvard University, Cambridge, MA, United States of America
- Brian Hare
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* E-mail: b.hare@duke.edu
Affiliations Canine Research Department, Canines, Inc., Durham, NC, United States of America, Department of Evolutionary Anthropology, Duke University, Durham, NC, United States of America, Center for Cognitive Neuroscience, Duke University, Durham, NC, United States of America
Competing Interests
The authors have the following interests: Co-authors Laughlin Stewart, David Ivy, Vanessa Woods, and Eliot Cohen are employed by Canines, Inc. Co-author Matthew McIntyre is employed by 23 and me, Inc. Vanessa Woods and Brian Hare are co-founders of Dognition and own part of the Dognition company via Canines, Inc. Richard Wrangham, Adam Miklosi, Josep Call, and Juliane Kaminski are all acting members of the Dognition Scientific Advisory Board and own shares in the company. Laughlin Stewart, David Ivy, Eliot Cohen, and Kerri Rodriguez are also shareholders in the company. There are no patents, products in development or marketed products to declare. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: LS ELM DI VW EC KR MM SM JC JK AM RWW BH. Analyzed the data: ELM SM MM LS BH. Contributed reagents/materials/analysis tools: LS ELM DI VW EC KR MM SM JC JK AM RWW BH. Wrote the paper: LS ELM DI VW EC KR MM SM JC JK AM RWW BH.