Dr. John O’Brien

Life/Health Chief Medical Officer, London

John O’Brien is a specialist physician and pulmonologist. In 2016 he joined Gen Re full-time as the Chief Medical Officer (CMO) for the Global Underwriting and Research & Development department. He is now the CMO for the CUSAC segment covering Canada, UK, Ireland, Southern Africa, Australia and New Zealand, and continues to support the R&D department.