About the Authors

Pamela R. Willoughby

Contributed equally to this work with: Pamela R. Willoughby, Tim Compton, Silvia M. Bello, Pastory M. Bushozi, Anne R. Skinner, Chris B. Stringer

Roles Conceptualization, Funding acquisition, Investigation, Methodology, Project administration, Supervision, Writing – original draft, Writing – review & editing

pam.willoughby@ualberta.ca

Affiliation Department of Anthropology, University of Alberta, Edmonton, Alberta, Canada

Tim Compton

Contributed equally to this work with: Pamela R. Willoughby, Tim Compton, Silvia M. Bello, Pastory M. Bushozi, Anne R. Skinner, Chris B. Stringer

Roles Formal analysis, Investigation, Methodology, Writing – original draft, Writing – review & editing

Affiliation Department of Earth Sciences, Natural History Museum, London, United Kingdom

Silvia M. Bello

Contributed equally to this work with: Pamela R. Willoughby, Tim Compton, Silvia M. Bello, Pastory M. Bushozi, Anne R. Skinner, Chris B. Stringer

Roles Formal analysis, Investigation, Writing – original draft, Writing – review & editing

Affiliation Department of Earth Sciences, Natural History Museum, London, United Kingdom

Pastory M. Bushozi

Contributed equally to this work with: Pamela R. Willoughby, Tim Compton, Silvia M. Bello, Pastory M. Bushozi, Anne R. Skinner, Chris B. Stringer

Roles Conceptualization, Data curation, Investigation

Affiliation Department of History and Archaeology, College of Humanities, University of Dar es Salaam, Dar es Salaam, Tanzania

Anne R. Skinner

Contributed equally to this work with: Pamela R. Willoughby, Tim Compton, Silvia M. Bello, Pastory M. Bushozi, Anne R. Skinner, Chris B. Stringer

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

Affiliation Department of Chemistry, Williams College, Williamstown, Massachusetts, United States of America

Chris B. Stringer

Contributed equally to this work with: Pamela R. Willoughby, Tim Compton, Silvia M. Bello, Pastory M. Bushozi, Anne R. Skinner, Chris B. Stringer

Roles Conceptualization, Formal analysis, Investigation, Methodology, Writing – original draft, Writing – review & editing

Affiliation Department of Earth Sciences, Natural History Museum, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.