Inclusion Criteria:  low positive affect indexed by < 24 on the Positive Affect Subscale of the Positive and Negative Affect Schedule (PANAS-P), or 1SD below the population mean Depression, Anxiety and Stress Scales scores of ≥ 11 for depression, ≥ 6 for anxiety or ≥ 10 for stress to represent moderate to severe symptom severity ≥5 on any Sheehan Disability Scale subscale to represent clinically significant impairment willingness to refrain from initiating psychosocial/pharmacological treatment until study completion.  Exclusion Criteria:  non-English speakers current active suicidal ideation lifetime bipolar disorder, psychosis, intellectual disability or organic brain damage substance abuse in last 6 months or dependence in the last 12 months 11 or more cigarettes per week or nicotine equivalent marijuana, cocaine, or stimulants 5-7 times per week before 15 years old serious or uncontrolled medical illnesses pregnancy bupropion, dopaminergic or neuroleptic medications. Heterocyclics and SSRIs are permitted if stabilized (3 months), and PRN benzodiazepines and beta blockers are permitted but discouraged on laboratory assessment visits. refusal to be video/audio taped