See therapy in action with CASE STUDIES IN PSYCHOTHERAPY. Case studies show the actual practice of some of the world's most important psychotherapists such as Aaron Beck, Carl Rogers, Arnold Lazarus, and Peggy Papp. Take advantage of the The Expert Theory Case Analysis Web Site that provides you with the opportunity to conceptualize three different cases from a range of different theoretical approaches, listen to segments of a clinical interview, link to different theory Web sites, and participate in a theories/case-conceptualization discussion forum.