Maxwell L Elliott1, Annchen R Knodt1, Avshalom Caspi1,2,3,4, Terrie E Moffitt1,2,3,4, Ahmad R Hariri1. 1. Department of Psychology & Neuroscience, Duke University. 2. Social, Genetic, & Developmental Psychiatry Research Centre, Institute of Psychiatry, Psychology, & Neuroscience, King's College London. 3. Department of Psychiatry & Behavioral Sciences, Duke University School of Medicine. 4. Center for Genomic and Computational Biology, Duke University.