1. Institute of Social Paediatrics and Adolescents Medicine, Division of Epidemiology; Ludwig-Maximilians-University Munich; Munich Germany
2. Department of Epidemiology; Brown University School of Public Health; Providence RI USA
3. Adelaide Medical School, The Robinson Research Institute; The University of Adelaide; Adelaide SA Australia
4. Obesity Prevention Program, Department of Population Medicine, Harvard Medical School; Harvard Pilgrim Health Care Institute; Boston MA USA
5. Rotman Research Institute and Departments of Psychology and Psychiatry; University of Toronto; Toronto ON Canada
6. Hospital for Sick Children and Departments of Physiology and Nutritional Sciences; University of Toronto; Toronto ON Canada
7. Centers for Disease Control and Prevention; Atlanta GA USA
8. Health Behavior Branch, Division of Intramural Population Health Research; Eunice Kennedy Shriver National Institute of Child Health and Human Development; Bethesda MD USA
9. Department of Social and Behavioral Sciences; Harvard TH Chan School of Public Health; Boston MA USA
10. Department of Epidemiology; Harvard TH Chan School of Public Health; Boston MA USA
11. Department of Mental Health; Johns Hopkins Bloomberg School of Public Health; Baltimore MD USA