Dr Chatfield is an internationally recognised vaccine and infectious disease expert and brings nearly 40 years’ experience in R&D, executive, board and advisory roles across a number of public and private healthcare organisations focused on this area. He has a proven track record of success through all stages of product discovery and development leading to registration, and has provided expert advice to industry, government and non-governmental organisations on vaccines, vaccination and public health issues, including biodefence.

Dr Chatfield is currently a Non-executive Director of the Vaccines Manufacturing & Innovation Centre (VMIC), a new purpose-built, state-of-the-art facility in Oxford, UK, allowing for academic and industry collaboration on the development, design and manufacture of vaccines. He is also a Director of the UK Cell and Gene Therapy Catapult and a member of the Scientific Advisory Board of the Jenner Institute at the University of Oxford, one of the oldest and most renowned vaccine research centres in the world. Dr Chatfield is Chairman of Prokarium Ltd, a UK company developing oral vaccine products for infectious diseases and cancer.

Previously, Dr Chatfield served as Chief Scientific Officer and Executive Vice President of Strategic Investments for Emergent BioSolutions, a global vaccine business, and was President and CEO of its UK operation. He was also a Director of Vaccitech, a private UK vaccine specialist, and a Director of the Centre for Emergency Preparedness and Response at the UK Health Protection Agency (now Public Health England).

Dr Chatfield has published over 100 publications on the molecular basis of pathogenicity of bacterial and viral infections and work directed towards the development of novel vaccines and immunotherapeutics, being a named inventor on 20 patents

Professor Davis is a former Senior Medical Advisor, in the Division of Clinical Development at The Biomedical Advanced Research and Development Authority, within the Office of The Assistant Secretary for Preparedness and Response at the U.S. Department of Health and Human Services, and Senior Policy Analyst, Division of International Health Security. He was the co-leader of the Geneva-based WHO Global Ebola Experimental Therapeutics & Vaccines R&D Response. He is a senior pharmaceutical research physician with expertise in global infectious disease issues and more than 40 years of professional experience spanning industry, US and UK government, academia and military environments. He is also the co-discoverer of the mechanism of action of a novel class of anti-emetic drugs (the 5-HT3 receptor antagonists) now the global standard-of-care in cancer support therapy and was awarded the Gilbert Blane Gold Medal of The Royal Colleges of Physicians & The Royal College of Surgeons in recognition. He is an internationally acknowledged authority on biological and chemical weapons effects, emergency preparedness, consequence management, CBW intelligence and international security policy.