David Wechsler
Definition
David Wechsler was a renowned American psychologist who developed several widely used intelligence tests, including the Wechsler Adult Intelligence Scale (WAIS) and the Wechsler Intelligence Scale for Children (WISC).
Analogy
Think of David Wechsler as a master chef. Just like a chef creates different recipes to cater to different tastes and dietary needs, Wechsler created different intelligence tests to measure cognitive abilities in adults and children.
Related terms
Psychometrics: This is the field of study concerned with the theory and technique of psychological measurement, which includes the measurement of knowledge, abilities, attitudes, personality traits etc.
Intelligence Quotient (IQ): This is a total score derived from several standardized tests designed to assess human intelligence.
Standardization: This refers to defining meaningful scores by comparison with the performance results of a pretested group.
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