A withdrawal design repeated across three children enrolled in two Head Start classrooms was used to investigate the effectiveness of functional assessment-based interventions to decrease inappropriate behavior. The two questions addressed in the study were (a) Will a behavior intervention plan based on functional behavior assessment conducted in…

This study investigated the effects of adding individualized, function-based support to the well-documented early intervention First Step to Success. A single-subject multiple-baseline design was applied across three K-1 students who did not respond to standard First Step to Success procedures. A functional behavioral assessment and individualized…

First Step to Success is a manualized early intervention program with documented success in reducing the problem behavior of young children. Walker and colleagues (2005) are now engaged in analyses of variables that will increase the proportion of children for whom First Step is effective. A possible enhancement to the First Step to Success…