Recent advances in behavioral and biological treatments have raised the hopes and expectations of patients and clinicians alike in regard to obsessive-compulsive disorder-one of the most disabling, crippling, and resistant conditions in psy- chiatry. In addition to their therapeutic efficacy, these new treatments have also opened new conceptual perspectives, thus complementing the traditional psychological theories of obsessive-compulsive disorder. Therefore, it is timely for these various conceptual frameworks and the treatment modalities they engender to be integrated and synthesized in the...