1. Department of Pediatrics, University of Alberta, Edmonton, Alberta, Canada
2. Department of Anatomy and Neurobiology, Boston University School of Medicine, Boston, Massachusetts
3. Division of Developmental and Behavioral Pediatrics, University of Massachusetts Memorial Children’s Medical Center, Worcester, Massachusetts
4. Graduate School of Education & Information Studies, University of California Los Angeles, Los Angeles, California
5. Department of Psychology, University of Massachusetts, Boston, Massachusetts
6. Center for Autism and Related Disorders, Tarzana, California
7. Department of Occupational Therapy, Thomas Jefferson University, Philadelphia, Pennsylvania
8. USC Mrs T.H. Chan Division of Occupational Science and Occupational Therapy, Los Angeles, California
9. Behavioral Development & Educational Services, New Bedford, Massachusetts
10. Department of Psychology, University of Connecticut, Storrs, Connecticut
11. Department of Neurosciences, University of California San Diego, La Jolla, California
12. Harvard Medical School and Massachusetts General Hospital for Children, Boston, Massachusetts
13. Integrated Center for Child Development, Newton, Massachusetts
14. A.J. Drexel Autism Institute, Drexel University, Philadelphia, Pennsylvania
15. Department of Clinical Sciences, Florida State University College of Medicine, Tallahassee, Florida
16. Departments of Psychology, and rSpeech and Hearing Sciences, University of Washington, Seattle, Washington
17. Department of Psychology, Hebrew University of Jerusalem Mount Scopus, Jerusalem, Israel
18. Department of Pediatrics, University of California Davis MIND Institute, Sacramento, California
19. Yale Child Study Center, New Haven, Connecticut
20. Genomic Medicine Institute, Cleveland Clinic, Cleveland, Ohio