About the Authors

Nadin Rohland, Michael Hofreiter
Max Planck Institute for Evolutionary Anthropology, Leipzig, Germany

Anna-Sapfo Malaspinas, Joshua L Pollack, Montgomery Slatkin
Department of Integrative Biology, University of California Berkeley, Berkeley, California, United States of America

Anna-Sapfo Malaspinas
Department of Zoology and Animal Biology, University of Geneva, Geneva, Switzerland

Paul Matheus
Alaska Quaternary Center, University of Alaska Fairbanks, Fairbanks, Alaska, United States of America

Corresponding Author

hofreite@eva.mpg.de

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

NR and MH conceived and designed the experiments. NR performed the experiments. PM collected data. ASM, JLP, and MS analyzed the data. NR, ASM, MS, PM, and MH contributed to writing the paper.