This article describes Prevent-Teach-Reinforce for Young Children (PTR-YC), a model based on extensive research that is designed for feasibility and effectiveness for treating challenging behaviors in classroom settings. This model is designed to meet the needs of children with and without disabilities who engage in challenging behavior that…

In this paper, we examine the link between evidence-based practice and social validity by describing five examples from our own research where social validity measures resulted in data that were essential to both a clinical and research agenda on evidence-based practice. Social validity data are reviewed in the context of behavioral skill training…

This study, with a young autistic child and a young adult with profound mental retardation, demonstrated the effectiveness of a gradual, changing criterion process of stimulus shaping in training subjects to independently perform tasks with relatively high task requirements. (DB)