1. Vermont Center for Children, Youth, and Families, Department of Psychiatry, University of Vermont College of Medicine, Burlington
2. Public Policy Studies, Center for Medicine, Health, and Society, Vanderbilt University, Nashville, Tennessee
3. Department of Psychiatry, Duke University Medical Center, Durham, North Carolina
4. Center for Child and Family Policy, Duke University, Durham, North Carolina
5. Carolina Population Center, Department of Sociology, University of North Carolina at Chapel Hill
6. Department of Psychiatry and Behavioral Sciences, Duke University Medical Center, Durham, North Carolina
7. Jacobs Center for Productive Youth Development, Department of Psychology, University of Zürich, Zürich, Switzerland