About the Authors

Akihiro Nishi

akihironishi@ucla.edu

Affiliation Department of Epidemiology, UCLA Fielding School of Public Health, Los Angeles, California, United States of America

Nicholas A. Christakis

Affiliations Yale Institute for Network Science, Yale University, New Haven, Connecticut, United States of America, Department of Sociology, Yale University, New Haven, Connecticut, United States of America, Department of Ecology and Evolutionary Biology, Yale University, New Haven, Connecticut, United States of America, Department of Medicine, Yale University, New Haven, Connecticut, United States of America

David G. Rand

Affiliations Yale Institute for Network Science, Yale University, New Haven, Connecticut, United States of America, Department of Psychology, Yale University, New Haven, Connecticut, United States of America, Department of Economics, Yale University, New Haven, Connecticut, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: AN NAC DRG. Data curation: AN. Formal analysis: AN NAC DGR. Funding acquisition: NAC. Investigation: AN. Methodology: AN. Project administration: AN. Resources: NAC. Software: AN. Supervision: NAC DGR. Validation: AN NAC DGR. Visualization: AN. Writing – original draft: AN. Writing – review & editing: AN NAC DGR.