This first true version of the WAIS Wechsler test was originally published in 1955 by its namesake David Wechsler. This test was composed of elements of other intelligence tests such as the Binet-Simon scale which was the precursor to the Stanford-Binet Intelligence Scale. A previous version of the test was known as the Wechsler-Bellevue Intelligence Scale (WBIS), which was published in 1939. JVR Psychometrics welcomes the opportunity to partner with clients to conduct further research using the WAIS-IV SA edition in South Africa.The Wechsler Adult Intelligence Scale (WAIS) is the most commonly used adult IQ test for measuring intelligence. The WAIS-IV SA has been adapted for use in South Africa and has South African norms available. Hand-Scoring: The WAIS-IV SA is hand-scored and information gathered about the individual can be used to compile an interpretive report. Advising displaced and transitioning employees in outplacement programmes.Psycho-legal assessment (e.g., qualification for disability grants, child custody, personal injury,and incapacity evaluations).Clinical and neuropsychological assessment.The WAIS-IV SA can be used in the following areas: Processing Seed Index (PSI): Symbol Search(C), Coding(C), and Cancellation(S).Working Memory Index (WMI): Digit Span(C), Arithmetic(C), and Letter-Number Sequencing(S).Perceptual Reasoning Index (PRI): Block Design(C), Matrix Reasoning(C), Visual Puzzles(C), Picture Completion(S), and Figure Weights(S).Verbal Comprehensive Index (VCI): Similarities(C), Vocabulary(C), Information(C), and Comprehension(S).The WAIS-IV SA produces four index scores made up of the following subtests: The WAIS-IV SA is composed of 10 core (C) subtests and 5 supplemental (S) subtests, with the 10 core subtests comprising the Full Scale IQ. The WAIS-IV SA edition has been adapted to specifically suit the needs of the South African population. The WAIS-IV SA is a comprehensive measure of adult intelligence that can be used for a variety of psychological purposes from forming part of a selection battery to determine an individual’s ability to qualify for special services,to identification and treatment of psychological disability. In recognition of emerging demographic and clinical trends internationally, the WAIS-IV SA was developed to provide clinicians with the most advanced measure of cognitive ability.
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