Chronic pain is a complex disorder to which medical and psychological factors both contribute and react. While there are numerous chronic pain conditions, they share certain experiences. This review examines some of the psychological factors that are common to the pain experience and some of the psychologically-based treatments that have been utilized in conduction with medical treatments for pain. In light of the fact that there is not yet a "gold standard" in this regard, it ends with the challenge to develop coherent and effective multi-model treatments that draw upon the successes that have been demonstrated so far.