Marilon van Doorn will defend the dissertation 'Revolutionizing youth mental health: Unlocking hope and healing: A digital transdiagnostic moderated social therapy platform (ENYOY) for youth with emerging mental health complaints'. Supervisors are Prof. M.W.M. Jaspers and Prof. A. Popma. The co-supervisors are Dr D.H. Nieman and Prof. T.A.M.J. van Amelsvoort.