1. New York State Psychiatric Institute/Columbia University and is Senior Editor of the Journal of Attention Disorders.
2. Novartis Pharmaceuticals.
3. New York State Psychiatric Institute/Columbia University.
4. Pediatric Psychopharmacology Unit, Psychiatry Service, Massachusetts General Hospital, and the Department of Psychiatry, Harvard Medical School, Boston.
5. Duke University Medical Center and is Editor-in-Chief of the Journal of Attention Disorders.
6. Department of Child and Adolescent Psychiatry, University of Göteborg, Sweden, and St George's Hospital Medical School, London.
7. Charité Virchow-Hospital, Humboldt-University of Berlin.
8. Centre for Addiction and Mental Health at the University of Toronto.
9. New York University Child Study Center in New York, NY.
10. Department of Physiology, University of Oslo, Norway.
11. Pediatric Psychopharm-acology Unit, Psychiatry Service, Massachusetts General Hospital, and the Department of Psychiatry, Harvard Medical School, Boston.
12. Child Development Center at the University of California, Irvine and the Sackler Institute at Cornell University in New York.
13. Department of Brookhaven National Laboratory and the State University of New York, Stony Brook.