In recent years, there has been an increasing emphasis on the use of functional assessment (FA) in the selection of treatments for problem behaviors. Scholars now generally accept that an understanding of the antecedents and consequences of problem behavior, achieved through a FA, is necessary to select the most effective treatment procedure. Yet,…

Functional behavior assessment (FBA) is an integral component of treatment development for students with intellectual and developmental disabilities. The continuum of FBA methods includes indirect, direct, and functional analysis assessment methods. However, there is not a standard for the best approach to the FBA process. This evaluation compared…