Clinical Research Directory

Inclusion Criteria: * Aged 21 to 70 * Chronic Back Pain- CBP will be defined according to the criteria established by a recent NIH task force * Pain duration must be at least 3 months, with back pain being an ongoing problem for at least half the days of the last 6 months. That is, patients can meet criteria by either reporting pain every day for the past 3 months, or by reporting pain on half or more of the days for the past 6+ months. * Patients must rate pain intensity at 4/10 or greater on the Brief Pain Inventory-Short Form (BPISF) (on the item measuring average pain over the last week). * Participants must also be comfortable and able to communicate via email or text message, as several study measures are collected in this manner. * Able to use a smartphone Exclusion Criteria: * Back pain associated with compensation or litigation issues as determined by self-report within the past year * Leg pain is greater than back pain, as this suggests neuropathic pain, which may be less responsive to psychotherapy * Cauda Equina syndrome, as screened for by self-reported inability to control bowel or bladder function * Self-reported diagnoses of schizophrenia, multiple personality disorder, or dissociative identity disorder * Self-reported use of intravenous drugs, due to concerns about infections and subject compliance with experimental protocols