David is a General Adult Psychiatry SpR. His clinical and research interests focus on early intervention and prevention of psychosis. He completed a PhD with Prof David Cotter and Prof Mary Cannon in RCSI after successfully securing a fellowship on the prestigious Wellcome Trust/ HRB funded all-Ireland Irish Clinical Academic Training programme. His PhD focused on discovery of biomarkers for transition to psychosis in the clinical high-risk population using proteomics and machine learning, resulting in a high-impact paper published in JAMA Psychiatry. He also examined the role of omega-3 fatty acids in early psychosis, publishing evidence of longitudinal protective associations between adolescent DHA levels and early adult psychosis risk in the general population. He has authored 15 academic papers including 9 as first author. He is currently based in Belfast, Northern Ireland where he is completing his clinical training while continuing his academic career as an Academic Clinical Lecturer in Queen’s University Belfast.