This study evaluated the use of an interrupted chain procedure to establish spontaneous mands (i.e., requests) in three preschool aged children with a diagnosis of autism spectrum disorder. All three participants attended a university based preschool center, which used the methodology of Applied Behavior Analysis. Additionally, all three…

The researchers designed a delayed intervention start randomized controlled trial to compare improvements in functional communication following augmentative and alternative communication (AAC) interventions. The study compared outcomes from function-based applied behavior analytic (ABA) and eclectic non-ABA forms of classroom-based communication…