1. Department of Pediatrics, University of Alberta, Edmonton, Alberta, Canada
2. Department of Pediatrics and Psychology, Dalhousie University, Halifax, Nova Scotia, Canada
3. Department of Clinical and Developmental Psychology, University of Michigan, Ann Arbor, Michigan
4. Department of Psychiatry and Behavioral Sciences, University of California, Davis, California
5. Department of Psychology, University of Massachusetts, Boston, Massachusetts
6. Department of Psychology, University of California, San Diego, California
7. Department of Psychology, Yale University, New Haven, Connecticut
8. Department of Psychiatry and Pediatrics, Washington University, St Louis, Missouri
9. Department of Psychiatry, University of North Carolina, Chapel Hill, North Carolina
10. Department of Psychology, University of Connecticut, Storrs, Connecticut
11. Department of Psychology, University of Pittsburgh, Pittsburgh, Pennsylvania
12. Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, Maryland
13. Department of Psychology, University of Miami, Miami, Florida
14. Department of Pediatrics and Psychology, University of California, Los Angeles, California
15. Department of Pediatrics and Psychology, Vanderbilt University, Nashville, Tennessee
16. Department of Psychology, Boston University, Boston, Massachusetts
17. Department of Psychology, Hebrew University of Jerusalem, Jerusalem, Israel