About the Authors
- Maria Gräfenhain
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* E-mail: Maria.Graefenhain@medizin.uni-leipzig.de
Affiliations Department for Child and Adolescent Psychiatry, University of Leipzig, Leipzig, Germany, Department of Developmental Psychology, University of Göttingen, Göttingen, Germany
- Malinda Carpenter
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Affiliation Department of Developmental and Comparative Psychology, Max Planck Institute for Evolutionary Anthropology, Leipzig, Germany
- Michael Tomasello
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Affiliation Department of Developmental and Comparative Psychology, Max Planck Institute for Evolutionary Anthropology, Leipzig, Germany
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: MG MC MT. Performed the experiments: MG. Analyzed the data: MG. Contributed reagents/materials/analysis tools: MC MT. Wrote the paper: MG MC MT.