This study produced a second replication of an investigation of the effects of a multicomponent cognitive-behavioral intervention on the challenging behavior of young children with growing behavioral concerns after traumatic brain injury (TBI). The participants were two young elementary-age children with escalating behavior problems after severe TBI. Single-subject reversal designs were used to document the effects of the combined behavioral, cognitive, and executive function intervention on the following: frequency and intensity of aggressive behaviors and amount of work accomplished. The intervention included integrated components of positive behavior supports, cognitive ...