Does training improve understanding of core concepts in cognitive behaviour therapy by people with intellectual disabilities? A randomized experiment.

Background: People with intellectual disabilities (ID) experience similar or even higher rates of mental health problems than the general population and there is a need to develop appropriate treatments. Cognitive behaviour therapy (CBT) is effective for a wide range of disorders in the general population. However, there is some evidence that people with ID may lack the cognitive skills needed to take part in CBT.

Convergent validity of the aberrant behavior checklist and behavior problems inventory with people with complex needs.

The current study aimed to replicate and extend Rojahn et al. [Rojahn, J., Aman, M.