Dr. Leslie C. Morey is the George T. and Gladys H. Abell Professor of Psychology at Texas A&M University. He received his PhD in clinical psychology from the University of Florida, and has served on the faculty at Vanderbilt University, Harvard Medical School, the Yale University School of Medicine, and the University of Tulsa. He has published more than 300 articles, books, and chapters on the assessment and diagnosis of mental disorders. His work has been cited in the scientific literature more than 30,000 times. He is the author of the Personality Assessment Inventory, the Personality Assessment Screener, the Personality Assessment Inventory–Adolescent, the Interpretive Guide to the Personality Assessment Inventory, and Essentials of PAI Assessment, and more.