Clinical measures will be used to assess diagnosis and efficacy. All clinical assessments will take place at the M.I.N.D. Institute. Baseline and termination measures will include the Aberrant Behavior Checklist (ABC), Peabody Picture Vocabulary Test (PPVT-III), Expressive Vocabulary Test (EVT), Social Responsiveness Scale (SRS), Behavior Assessment System for Children (BASC), and Clinical Global Impression Improvement (CGI-I). The, the Wechsler Preschool Primary Scale of Intelligence - Revised (WPPSI-R), the Wechsler Intelligence Scale for Children (WISC) or the Stanford-Binet will be administered to measure IQ.