David Wechsler's pioneering work in psychological assessment led to the development of the Wechsler Adult Intelligence Scale (WAIS) and the Wechsler Intelligence Scale for Children (WISC). His innovative approach introduced the deviation IQ and expanded intelligence testing across age groups, significantly impacting psychology and education by providing tools to identify cognitive strengths and deficits for tailored interventions.
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David Wechsler was born in Romania in 1896 and later immigrated to the United States
Wechsler earned a master's degree in psychology from Columbia University and served as a psychologist in the U.S. Army during World War I
Wechsler's experiences during the war led him to recognize the cultural and linguistic biases in traditional intelligence tests
To address the deficiencies in traditional intelligence tests, Wechsler created the Wechsler-Bellevue Intelligence Scale
As the chief psychologist at Bellevue Psychiatric Hospital, Wechsler designed the WAIS to assess various cognitive domains
Wechsler introduced the concept of deviation IQ, which compares an individual's test score to the normative average performance of others in the same age group
Wechsler developed the Wechsler Intelligence Scale for Children (WISC) and the Wechsler Preschool and Primary Scale of Intelligence (WPPSI) to assess cognitive abilities in children of different age groups
Wechsler's intelligence scales are the most widely utilized instruments for gauging cognitive abilities from early childhood through adulthood
Wechsler's work has facilitated the accurate identification of cognitive strengths and deficits, leading to more tailored educational and therapeutic strategies
Wechsler's holistic view of intelligence as a complex, multifaceted construct has had a significant impact on both psychology and education
Wechsler's dedication to aiding diverse populations and his leadership within professional organizations highlights the enduring value of his contributions to psychological science and practice
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David Wechsler's birthplace and emigration
Born in Romania, 1896; emigrated to the U.S. for career in psychology.
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Wechsler's academic achievement pre-WWI
Obtained master's degree in psychology from Columbia University.
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Wechsler's role during WWI
Served as a psychologist in the U.S. Army, assessing soldiers' mental health.
