Talk delivered by Professor Thalia Eley, Professor of Developmental Behavioural Genetics Social, Genetic & Developmental Psychiatry Research Centre, IoPPN. This talk was given as part of the Child and Adolescent Mental Health Services Clinical Academic Group (CAMHS CAG) Projects Day 2018. The CAMHS CAG Projects Day celebrated the diverse and broad research that has taken place in the past 8 years within King's Health Partners, South London and Maudsley and King's College London's Clinical Academic Group. The theme of the day was Translating Basic Science to Improve the Mental Health of Children and Young People with talks from 15 eminent speakers. A Research Summaries book has also been produced containing 104 projects that have made an impact both locally and nationally. For more information and a digital copy of the Projects Day Research Summaries Book, please visit: https://www.kcl.ac.uk/ioppn/depts/cap/about/cags/CAMHSCAG-Projects-Day.aspx