About the Authors

Keith Hunley

khunley@unm.edu

Affiliation Department of Anthropology, University of New Mexico, Albuquerque, New Mexico, United States of America

Michael Dunn

Affiliations Centre for Language Studies, Radboud University, Nijmegen, The Netherlands, Max Planck Institute for Psycholinguistics, Nijmegen, The Netherlands

Eva Lindström

Affiliation Department of Linguistics, Stockholm University, Stockholm, Sweden

Ger Reesink

Affiliation Centre for Language Studies, Radboud University, Nijmegen, The Netherlands

Angela Terrill

Affiliation Centre for Language Studies, Radboud University, Nijmegen, The Netherlands

Meghan E. Healy

Affiliation Department of Anthropology, University of New Mexico, Albuquerque, New Mexico, United States of America

George Koki

Affiliation Human Genetics, Institute for Medical Research, Goroka, Papua New Guinea

Françoise R. Friedlaender

Affiliation Independent Researcher, Sharon, Connecticut, United States of America

Jonathan S. Friedlaender

Affiliation Department of Anthropology, Temple University, Philadelphia, Pennsylvania, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KH. Performed the experiments: KH. Analyzed the data: KH. Contributed reagents/materials/analysis tools: KH MD EL GR AT MEH GK FRF JSF. Wrote the paper: KH JSF. Contributed to data collection, interpretation of data, and critical revision of the manuscript: MD EL GR AT MEH FRF. Contributed to data collection and analysis: GK. Contributed to study design, data collection, writing, and critical evaluation of all aspects of the project: JSF.