Inclusion Criteria:  Adolescent: Age 12-17 years At-risk for T2D:  Overweight/obesity: BMI ≥85 percentile for age and sex Family history of T2D: ≥1 relative with T2D, prediabetes, or gestational diabetes in first- or second- degree relative, referring to a biological parent, sibling, aunt, uncle, or grandparent  Elevated depression symptoms: Center for Epidemiological Studies - Depression Scale (CES-D) total score >20 Good general health: Medical history/physical examination Parent/guardian: Parent/guardian of qualifying participant  Exclusion Criteria:  Major medical problem: including T2D, assessed at baseline/screening as fasting glucose ≥126 mg/dL or 2-hour glucose ≥200 mg/dL, or any other significant medical condition reported during the medical history/physical examination Major psychiatric problem: Diagnostic and Statistical Manual of Mental Disorders (DSM)-5 psychiatric diagnosis, including anorexia nervosa, bipolar disorder, bulimia nervosa, conduct disorder, major depressive disorder (MDD), obsessive compulsive disorder, panic disorder, posttraumatic stress disorder, psychosis, and substance/tobacco/alcohol use disorder Regular medication use affecting mood, insulin, and/or weight: anti-anxiety medications, anti-depressants, anti-psychotics, insulin sensitizers, mood stabilizers, stimulants, and weight loss drugs Active suicidal ideation or behavior Regular psychotherapy or structured weight loss treatment Pregnancy: as reported by adolescent participants (females)