About the Authors
- Martina Vogelsang
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* E-mail: martina.vogelsang@uni-kassel.de
Affiliation Developmental Psychology Group, Department of Psychology, University of Kassel, Kassel, 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: MV MT. Performed the experiments: MV. Analyzed the data: MV. Wrote the paper: MV MT.