AbstractKeywordsautismpivotal response treatmentearly interventiontrainer of trainerinterventiontreatment modelspread of effectGet full access to this articleView all access options for this article.Get accessReferences1. Asperger H. (1944/1991). Autistic personality disorders in childhood. In Frith U. (Ed.), Autism and Asperger syndrome. London: Cambridge University Press.2. Wing L. (1981). Asperger's syndrome: A clinical account. Psychiatric Medicine, 11, 115–130.