Pilot Study of Sensor-Informed Smartphone-based Mental Health Interventions for Mood in Early Psychosis

Inclusion Criteria: * Age 18-50 years * History of DSM-5 psychotic disorder (e.g., schizophrenia, schizoaffective disorder, psychosis not otherwise specified) * Current elevated mood symptoms, defined as mild or greater depressive symptoms (Patient Health Questionnaire-8 score ≥5) or anxiety symptoms (Generalized Anxiety Disorder-7 score ≥5) * Own a personal iPhone or Android smartphone * Willing and able to provide informed consent * English-speaking Exclusion Criteria: * Active suicidal ideation with both intent and a specific plan. * Current substance use disorder requiring acute treatment * Diagnosis of neurodevelopmental disorder that would impair ability to use smartphone app or complete study procedures * Traumatic brain injury with significant cognitive impairment