Dr Donal O’Sullivan has worked for more than thirty years in South East London, first as a Consultant in Communicable Disease Control, and more recently as a Consultant in Public Health. Donal has, in the past, been Training Programme Director for Public Health in South-East London, and has taught medical undergraduates for many years.

Currently, Donal teaches on the MPH course at King’s College London, leading the module on the prevention and control of Communicable Disease.