About the Authors

Karl-Göran Sjögren

Roles Data curation, Formal analysis, Project administration, Writing – original draft, Writing – review & editing

Affiliation Department of Historical Studies, University of Gothenburg, Gothenburg, Sweden

Iñigo Olalde

Roles Data curation, Formal analysis, Methodology, Writing – review & editing

Affiliations Department of Genetics, Harvard Medical School, Boston, MA, United States of America, Institute of Evolutionary Biology, CSIC-Universitat Pompeu Fabra, Barcelona, Spain

Sophie Carver

Roles Data curation, Formal analysis, Writing – review & editing

Affiliation Department of Anthropology and Archaeology, University of Bristol, Bristol, United Kingdom

Morten E. Allentoft

Roles Formal analysis, Writing – review & editing

Affiliations Trace and Environmental DNA (TrEnD) Laboratory, School of Molecular and Life Sciences, Curtin University, Perth, Australia, Lundbeck Foundation GeoGenetics Centre, GLOBE Institute, University of Copenhagen, Copenhagen, Denmark

Tim Knowles

Roles Data curation, Formal analysis

Affiliation Department of Anthropology and Archaeology, University of Bristol, Bristol, United Kingdom

Guus Kroonen

Roles Methodology, Writing – original draft, Writing – review & editing

Affiliations Department for Nordic Studies and Linguistics, University of Copenhagen, Copenhagen, Denmark, Leiden University Centre for Linguistics, Leiden University, Leiden, The Netherlands

Alistair W. G. Pike

Roles Supervision, Writing – review & editing

Affiliation Department of Archaeology, University of Southampton, Southampton, United Kingdom

Peter Schröter

Roles Data curation, Resources

Affiliation Staatssammlung für Anthropologie und Paläoanatomie, München, Germany

Keri A. Brown

Roles Formal analysis, Writing – review & editing

Affiliation Department of Earth and Environmental Sciences, Manchester Institute of Biotechnology, University of Manchester, Manchester, United Kingdom

Kate Robson Brown

Roles Conceptualization, Supervision, Writing – review & editing

Affiliation Department of Anthropology and Archaeology, University of Bristol, Bristol, United Kingdom

Richard J. Harrison

Roles Conceptualization, Supervision, Writing – review & editing

Affiliation Department of Anthropology and Archaeology, University of Bristol, Bristol, United Kingdom

Francois Bertemes

Roles Conceptualization, Funding acquisition, Supervision, Writing – review & editing

Affiliation Institut für Kunstgeschichte und Archäologien Europas, Martin-Luther Universität Halle-Wittenberg, Halle (Saale), Germany

David Reich

Roles Funding acquisition, Methodology, Supervision, Writing – review & editing

Affiliations Department of Genetics, Harvard Medical School, Boston, MA, United States of America, Broad Institute of MIT and Harvard, Cambridge, MA, United States of America, Howard Hughes Medical Institute, Boston, MA, United States of America

Kristian Kristiansen

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

volker.heyd@helsinki.fi (VH); kristian.kristiansen@archaeology.gu.se (KK)

Affiliation Department of Historical Studies, University of Gothenburg, Gothenburg, Sweden

Volker Heyd

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Methodology, Project administration, Resources, Supervision, Writing – original draft, Writing – review & editing

volker.heyd@helsinki.fi (VH); kristian.kristiansen@archaeology.gu.se (KK)

Affiliation Department of Cultures / Archaeology, University of Helsinki, Helsinki, Finland

Competing Interests

The authors have declared that no competing interests exist.