Results of a survey of state education agencies indicated that many states emphasize intelligence in the definition and diagnosis of mental retardation and deemphasize or exclude adaptive behavior. The rationale for a renewed emphasis on adaptive behavior and IQ in the identification and education of the mentally retarded is discussed. (Author)

This article presents a brief history of the transition of the federal definition for students who are gifted and talented, as well as a description of other definitions that have affected state definitions. A review of state definitions in 1990 and 1998 indicates that 29 states have modified their definition. (Contains references.) (Author/CR)

Differences between state and local special education programs and the state-federal vocational rehabilitation (VR) program are highlighted, through discussion of the history of the state-federal VR program, the differing definitions of disabilities, operation of the VR program, funding differences, and resultant differences in evaluation…