An Evaluation of MBSR and CBT for Veterans With Chronic Pain

Inclusion Criteria: All participants must meet criteria for chronic musculoskeletal pain, defined as: * musculoskeletal pain of low back * cervical spine, or extremities (hip, knee, or shoulder) * pain for at least 3 months * pain severity (worst or average pain score equal to or greater than 4)(i.e., score of 4 or greater on BPI items 3 or 5) and average pain interference (BPI items 9A-9G) rated equal to or great than 3 of 10 over prior week, as measured using the Brief Pain Inventory (BPI) Exclusion Criteria: At baseline, the MINI psychiatric interview will determine psychiatric exclusion criteria: * uncontrolled psychotic disorder * current bipolar affective disorder with mania * current suicidal or homicidal ideation with intent in the last month * inpatient psychiatric admission within the past month * severe medical conditions that would limit participation (e.g., Class III or IV heart failure) * pending back surgery Additional exclusion criteria include prior formal participation in MBSR or CBT-CP. The investigators will include subjects with Alcohol Use Disorder (AUD; defined by the MINI) but exclude those for whom alcohol use poses a safety threat (defined as current drinking and a past-year history of alcohol-related seizures or delirium tremens). The investigators will also include those with Opioid Use Disorder (OUD) and other Substance Use Disorder (SUD; each defined by the MINI).