Leonard Blank Leonard Blank has been director of Psychology Training for the New Jersey Department of Institutions and Agencies at the Neuropsychiatric Institute. In that capacity, he was responsible for the training of psychology interns and staff psychologists n all state institutions. He has also been assistant clinical professor of psychiatry at Stanford Medical School. He is currently in private practice in Princeton, New Jersey. He is the author of Changing Behavior in Individuals, Couples, and Groups and The Diogenes Group, among other books. Read More Read Less