Much research exists supporting the efficacy of naturalistic behavioral interventions on increasing social communication skills for children with autism spectrum disorder (ASD); however, these evidence-based interventions are not consistently utilized in preschool classrooms. Prelinguistic Milieu Teaching was used to teach early intentional…

A milieu teaching sequence was used to train photograph exchange as a method of requesting to a 7-year-old boy with autism. A multiple baseline design across four items (ball, puzzle, books, bubbles) was used to identify a functional relation between requesting and the milieu teaching sequence. Although performance during intervention was…