Tacts facilitate social interaction, and a strong tact repertoire can lead to the development of other verbal operants. For children with autism spectrum disorder (ASD), the development of a tact repertoire can reduce stereotypical and repetitive language and increase social communication, as functional language may reduce the amount of…

This review analyzes the origin and maintenance of self-injurious behavior, focusing on the areas of operant contingencies, sensory contingencies, and/or biological variables. It discusses definitions, prevalence, and etiology. A hypothesis is forwarded which includes components from both the operant and biological domains to explain the origin of…

This review focuses on correspondence training procedures, in which a subject makes statements about intended positive behavior and the statements are reinforced. The paper examines early research, generalization, maintenance, application to mentally retarded individuals, and the concept of self-control. (Author/JDD)