About the Authors

Su Yeon Kim

To whom correspondence should be addressed. E-mail: skim@galton.uchicago.edu (SYK); pritch@uchicago.edu (JKP)

Affiliation Department of Statistics, The University of Chicago, Chicago, Illinois, United States of America

Jonathan K Pritchard

To whom correspondence should be addressed. E-mail: skim@galton.uchicago.edu (SYK); pritch@uchicago.edu (JKP)

Affiliation Department of Human Genetics, The University of Chicago, Chicago, Illinois, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

The project was jointly conceived and developed by both authors. Data analysis was performed by SYK. JKP and SYK wrote the paper.