Understanding Sub-Average Intelligence and Deficits in Adaptive Behavior When we talk about intelligence, we often refer to the ability to understand, learn, and apply knowledge. However, not everyone develops these abilities at the same rate or to the same extent. Some individuals may experience significant limitations in both intellectual functioning and adaptive behavior, a condition often referred to as Intellectual Disability (ID) 1 2 . What is Intellectual Disability? Intellectual Disability is a term used to describe a condition characterized by significantly sub-average general intellectual functioning existing concurrently with deficits in adaptive behavior . This condition manifests during the developmental period and adversely affects a child’s educational performance . People with intellectual disabilities develop at a below-average rate and experience difficulty in learning and social adjustment . They do learn, but slowly, and with difficulty . Some...