Mental Retardation

Mental Retardation summarizes some developments in the study of the causes and social effects of mental retardation. The problem of definition and recognition is emphasized, along with its relationship to frequency and to the changes that have occurred in the natural history and prevalence of mental handicap in general and of some of its specific constituent disorders in particular. This book covers a wide range of topics related to mental retardation, from its prevalence and causes to preventio