Although often lacking "malice", aggression is fairly common in children with intellectual or developmental disability (I/DD). Despite this, there are no scales available that are appropriate for an in-depth analysis of aggressive behavior in this population. Such scales are needed for the study of aggressive behavior, which is a common target…

Autism spectrum disorders (ASD) and intellectual disabilities (ID) are high prevalence developmental disabilities that co-occur at high rates. Furthermore, Axis I psychopathology is known to occur more frequently in individuals with ID than the general population. The problems are lifelong and can be major impediments to independent living.…

To date, there has been limited research into mood responses among adolescents with intellectual disability. One reason for this is the absence of a reliable and valid measure for the assessment of mood among this population. The present study evaluated such a measure among a sample of 135 adolescents with mild intellectual disability. Results…