Effective group psychological interventions in bipolar disorder are rare. In this study, we present “metacognitive training (MCT) for bipolar disorder”—an adaption of a group intervention that has proven effective in other severe psychiatric disorders. MCT is a structured, interactive approach that addresses cognitive biases, social cognition, and self-esteem. In this pilot study, we investigated psychosocial functioning as primary outcome measure, as well as the feasibility of MCT and its acceptance among bipolar patients. To read the full article, log in using your SSSFT NHS OpenAthens details.