 After assent has been obtained, adolescents will complete the Kaufman Brief Intelligence Test, Second Edition KBIT-2; Kaufman Kaufman, 1990 to determine eligibility and the Checklist for Autism Spectrum Disorder Mayes Calhoun, 1999, the Strengths and Difficulties Questionnaire SDQ; Goodman, 1997 and the Loneliness Scale Asher Wheeler, 1985. Adolescents will also complete a standardized joint attention assessment. 