About the Authors

Nikhil Phaniraj

Contributed equally to this work with: Nikhil Phaniraj, Rahel K. Brügger

Roles Conceptualization, Formal analysis, Investigation, Methodology, Visualization, Writing – original draft

rajpkn1@gmail.com

Affiliations Institute of Evolutionary Anthropology, University of Zurich, Zurich, Switzerland, Neuroscience Center Zurich, University of Zurich and ETH Zurich, Zurich, Switzerland

Rahel K. Brügger

Contributed equally to this work with: Nikhil Phaniraj, Rahel K. Brügger

Roles Conceptualization, Data curation, Formal analysis, Validation, Visualization, Writing – original draft

Affiliation Institute of Evolutionary Anthropology, University of Zurich, Zurich, Switzerland

Judith M. Burkart

Roles Conceptualization, Funding acquisition, Project administration, Resources, Supervision, Writing – review & editing

Affiliations Institute of Evolutionary Anthropology, University of Zurich, Zurich, Switzerland, Neuroscience Center Zurich, University of Zurich and ETH Zurich, Zurich, Switzerland, Center for the Interdisciplinary Study of Language Evolution (ISLE), University of Zurich, Zurich, Switzerland

Competing Interests

The authors have declared that no competing interests exist.