The field of intelligence testing has been revolutionized by Alan S. Kaufman. He developed the Wechsler Intelligence Scale for Children-Revised (WISC-R) with David Wechsler, and his best-selling book, Intelligent Testing with the WISC-R, introduced the phrase "intelligent testing." Kaufman, with his wife, Nadeen, then created his own…

The conclusion that learning disabled children have a deficit in perceptual organization is not accepted because of two major methodological problems. Dean refutes this criticism showing that learning disabled children have a perceptual organization deficit when compared with emotionally disturbed children. (Author/BEF)