1. Center for Healthy Aging, The Pennsylvania State University , University Park, Pennsylvania , USA
2. Department of Communications, Stanford University , Stanford, California , USA
3. Department of Psychology, Stanford University , Stanford, California , USA
4. Child Study Center, Yale University , New Haven, Connecticut , USA
5. Department of Obstetrics, Gynecology, and Reproductive Sciences, Yale University , New Haven, Connecticut , USA
6. The Douglas Hospital Research Centre, Department of Psychiatry, McGill University , Montreal, Quebec , Canada
7. Child and Brain Developmental Program, Canadian Institute for Advanced Research , Toronto, Ontario , Canada
8. Department of Human Development and Family Studies, The Pennsylvania State University , University Park, Pennsylvania , USA
9. Department of Psychology, The Pennsylvania State University , University Park, Pennsylvania , USA
10. Singapore Institute of Clinical Sciences , Singapore
11. Department of Psychiatry, University of North Carolina School of Medicine , Chapel Hill, North Carolina , USA
12. Department of Pediatrics, The Pennsylvania State University School of Medicine , University Park, Pennsylvania , USA