Beverly E. Thorn, PhD, is Professor of Psychology and Director of the PhD program in Clinical Psychology at the University of Alabama, where she has been on the faculty since 1986. She received her PhD in bioclinical psychology from Southern Illinois University in 1980, satisfying the degree requirements for a doctorate in clinical psychology as well as physiological psychology. Dr. Thorn's research has included the investigation of descending pain-inhibitory systems in the brain using traditional behavioral neuroscience techniques, as well as psychological assessment and treatment outcome res...