1. Center for Quantitative Health, Massachusetts General Hospital, Boston, Massachusetts
2. Department of Psychiatry, Harvard Medical School, Boston, Massachusetts
3. Associate Editor, JAMA Network Open
4. Department of Communication, School of Communication and Information, Rutgers University, New Brunswick, New Jersey
5. Department of Political Science, Northeastern University, Boston, Massachusetts
6. Department of Political Science, University of South Carolina, Columbia
7. Department of Political Science, University of Rochester, Rochester, New York
8. John F. Kennedy School of Government and Department of Government, Harvard University, Cambridge, Massachusetts