Research has identified a variety of effective approaches for responding to errors during discrete-trial training. In one commonly used method, the therapist delivers a prompt contingent on the occurrence of an incorrect response and then re-presents the trial so that the learner has an opportunity to perform the correct response independently.…

Although massed-trial instruction, distributed-trial instruction, and task interspersal have been shown to be effective methods of teaching skills to children with autism spectrum disorders, they have not been directly compared. In the current study, we taught 6 children to tact shapes of countries using these methods to determine which would…

In this study, 24 individuals (ages 6-37) with down syndrome had to learn a symbolic conditional discrimination task. Participants showed better terminal accuracy and faster learning of the task when the alternative correct responses were each followed by unique different outcomes than when nondifferential outcomes were arranged. (Contains…

This article reviews the research on the benefits of applied behavior analysis (ABA) for the education of children with autism up to 5 or 6 years of age. The most common models for service delivery are presented (home- based and center- or school-based) and a few recent treatment innovations are discussed. (Contains references.) (CR)

Classroom intervention is an essential component of comprehensive treatment for Attention-Deficit Hyperactivity Disorder (ADHD). Several educational interventions are reviewed. Most are based on contingency management, but some deal with modifications of the task or the classroom. Research needs, particularly for adolescents with ADHD, are…