Alan S. Kaufman, PhD, is Clinical Professor of Psychology at the Yale University School of Medicine, Child Study Center. Kaufman earned an AB degree from the University of Pennsylvania in 1965; an MA in Educational Psychology from Columbia University in 1967; and a PhD from Columbia University in 1970 (under Robert L. Thorndike in Psychology: Measurement, Research, and Evaluation). While Assistant Director at The Psychological Corporation from 1968 to 1974, Kaufman worked closely with David Wechsler on the revision of the Wechsler Intelligence Scale for Children (WISC) and supervised the stand...