About the Authors

Coren L. Apicella

apicella@fas.harvard.edu

Affiliations Department of Health Care Policy, Harvard Medical School, Boston, Massachusetts, United States of America, Department of Human Evolutionary Biology, Harvard University, Boston, Massachusetts, United States of America

David Cesarini

Affiliation Department of Economics, Massachusetts Institute of Technology, Cambridge, Massachusetts, United States of America

Magnus Johannesson

Affiliation Department of Economics, Stockholm School of Economics, Stockholm, Sweden

Christopher T. Dawes

Affiliation Department of Political Science, University of California San Diego, La Jolla, California, United States of America

Paul Lichtenstein

Affiliation Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden

Björn Wallace

Affiliation Department of Economics, Stockholm School of Economics, Stockholm, Sweden

Jonathan Beauchamp

Affiliation Department of Economics, Harvard University, Boston, Massachusetts, United States of America

Lars Westberg

Affiliation Department of Pharmacology, Institute of Neuroscience and Physiology, University of Gothenburg, Gothenburg, Sweden

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DAC MJ PL BW. Performed the experiments: DAC MJ BW. Analyzed the data: CA DAC BW LW. Contributed reagents/materials/analysis tools: LW. Wrote the paper: CA DAC MJ CTD BW JRB LW.