1. Program for Early Autism Research, Leadership, and Service (PEARLS), University of North Carolina Chapel Hill North Carolina USA
2. University of North Carolina, Carolina Institute for Developmental Disabilities Chapel Hill North Carolina USA
3. University of North Carolina, Frank Porter Graham Child Development Institute Chapel Hill North Carolina USA
4. Division of Speech and Hearing Sciences University of North Carolina
5. The Mrs. T. H. Chan Division of Occupational Science and Occupational Therapy University of Southern California Los Angeles California USA
6. University of North Carolina, TEACCH Autism Program Chapel Hill North Carolina USA