Andrea Danese1. 1. MRC Social, Genetic, and Developmental Psychiatry (SGDP) Centre, Institute of Psychiatry, King's College London, London, UK; Department of Child & Adolescent Psychiatry, Institute of Psychiatry, King's College London, London, UK; National & Specialist Child Traumatic Stress & Anxiety Clinic, South London and Maudsley NHS Foundation Trust, London, UK. Electronic address: andrea.danese@kcl.ac.uk.