Enhancing Transdiagnostic Mechanisms of Cognitive Dyscontrol (R33)

This study is testing whether a brain training program can reduce repetitive negative thinking — the mental habit of dwelling on worries or regrets — in adults with mood disorders, anxiety disorders, or trauma-related conditions. This kind of thinking is common across many psychiatric diagnoses. **You may be eligible if...** - You are between 21 and 55 years old - You speak fluent English - You have a diagnosis of a mood disorder, anxiety disorder, or trauma-related condition - You experience clinically elevated repetitive negative thinking (rumination or worry) - You are an outpatient (not currently hospitalized) **You may NOT be eligible if...** - You have a history of psychosis or bipolar I disorder - You have a serious substance use disorder in the past year - You are acutely suicidal - You have a neurological condition such as traumatic brain injury or dementia Talk to your doctor to see if this trial is right for you.