Resilience in Adolescent Development

This long-term research study is following young people aged 10 to 24 to understand why some teenagers and young adults develop mood disorders (like depression or bipolar disorder) while others stay mentally healthy, with the aim of identifying early warning signs and protective factors. **You may be eligible if...** - You are between 10 and 24 years old - You can speak, read, and understand English (parents/guardians may use Spanish during the consent process) - You fall into one of two groups: - At risk: you have a personal or family history of mental health disorders (anxiety, substance use, mood disorders in relatives, etc.) - Healthy: no psychiatric diagnoses in yourself or close family members **You may NOT be eligible if...** - You have a psychotic disorder (schizophrenia, schizoaffective disorder) or severe depression symptoms (PHQ-9 score of 10 or higher) - You cannot provide a stable home address - You have serious cognitive problems or are actively intoxicated - For the healthy control group: you or a close family member has any history of a mood disorder or mental health diagnosis Talk to your doctor to see if this trial is right for you.