- Subject index
Reflecting the enormous changes that have taken place in our knowledge and understanding of developmental disorders, this groundbreaking international volume brings this vast and complex field together for the first time. The editors have collected together the world’s leading academic scholars and clinicians, to explore how current research across a range of different disciplines can inform academic knowledge and clinical practice and help to improve the lives of individuals and their families.The SAGE Handbook of Developmental Disorders is a central reference in the field for all academics, researchers, clinicians and advanced students involved in the study of developmental disorders, including those in clinical psychology, child psychiatry, child mental health, child genetics and pediatrics, speech language pathology, and developmental disabilities and special education.
Chapter 18: Intellectual Disability: Concepts, Definitions, and Assessment
Intellectual Disability: Concepts, Definitions, and Assessment
Non-Specific Intellectual Disability
Intellectual disability is an odd behavioral classification in that it is based on amorphous concepts, arbitrary designations, and highly charged social values, all of which have changed often during the past century (AAMR, 2002). Despite this ambiguity, intellectual disability is relatively easily conceptualized. Across the decades and even centuries of work with persons with intellectual disabilities, the basic notion has been that there is a certain number of persons whose levels of intelligence and social competence are so low that they cannot function independently in society or that they need some intensive support to do so (e.g. AAMR, 2002; for a review see Rosen et al., 1976). Intellectual ...