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Direct linkIverson, Jana M.; Wozniak, Robert H. – Journal of Autism and Developmental Disorders, 2007
In this study we examined early motor, vocal, and communicative development in a group of younger siblings of children diagnosed with autism (Infant Siblings). Infant Siblings and no-risk comparison later-born infants were videotaped at home with a primary caregiver each month from 5 to 14 months, with follow-up at 18 months. As a group, Infant…
Descriptors: Siblings, Language Acquisition, Autism, Infants
Carr, James E.; LeBlanc, Linda A. – Analysis of Verbal Behavior, 2004
The authors comment on Drash and Tudor's operant theory of autism. Concerns with the theory's face validity and empirical support are presented, along with concerns about four aspects of the theory.
Descriptors: Autism, Validity, Behavior Theories, Social Environment
