Inclusion Criteria:  A Veteran receiving care at VA Pittsburgh Healthcare System Active sedative-hypnotic medication use >14 days/month for >=3 months A desire to reduce or stop using sedative-hypnotic medications Access to a mobile device with internet  Exclusion Criteria:  A disorder that would impair participation (e.g., cancer, uncontrolled pain, severe depression) A disorder that can be exacerbated by changes in sleep (e.g., seizure disorder, bipolar I disorder) High risk of suicide An active substance use disorder in past 6 months