Research on the treatment of challenging behaviors such as aggression, tantrums, and self-injury expanded significantly over the past two decades. However, despite of the rather impressive numbers of studies, it is still uncertain whether positive behavioral support (PBS) is effective with everyone. To be able to tell family members and…

Descriptive and qualitative analyses were applied to a database of 111 assessment-based studies published between 1997 and 2002 on the problem behavior of school-age individuals with disabilities, to determine how frequently key components of positive behavior support (PBS) were being used. While most of the database reported reductions in problem…