Professor Sarah O’Brien

image of Professor Sarah O'Brien
Professor O’Brien is a Consultant in Public Health Medicine. She is Professor of Infection Epidemiology and Zoonoses in the Department of Public Health and Policy, University Of Liverpool and Director of the NIHR Health Protection Unit in Gastrointestinal Infections.

Previously she was Head of Gastrointestinal Diseases Division at the Health Protection Agency Centre for Infections where she was responsible for assessing data and generating, through surveillance and research, the evidence base for the origins and spread of gastrointestinal infection.  

She has published widely on these subjects.  She has been Chair of the Advisory Committee on the Microbiological Safety of Food since 2007, leading the production of influential, independent expert advice to the FSA and others on a range of topics including Campylobacter, Salmonella and viruses in food (she steps down from this role in March 2017).