Paul Elliott is clinical professor of epidemiology and public health medicine in the School of Public Health at Imperial College London, and an honorary consultant in public health at Imperial College NHS Healthcare Trust. His research program focuses on improving the understanding of the role of environmental and genetic factors in human health. He is a Fellow of the Academy of Medical Sciences and holds an ACCEA clinical excellence platinum award. Paul Elliott is Director of the MRC Centre for Environment and Health at Imperial, a major international collaborative centre for environmental sciences research and postgraduate training, and Director of the NIHR Health Protection Research Unit for Chemical and Radiation Threats & Hazards. He is an associate director of Health Data Research UK London, and a founding member of the UK Biobank with a seat on the Strategic Oversight Committee. He is also a member of the MRC Strategic Priorities Fund Multimorbidity Committee having completed a term (2016-2021) as chair of the Population and Systems Medicine Board. He is the Imperial Academic Health Sciences Research Centre Director of Information Governance and academic lead for the Imperial NIHR Biomedical Research Centre Informatics and Biobanking theme. He is currently principal investigator of the REal time Assessment of Community Transmission (REACT), a major programme of home testing for COVID-19 to track the progress of SARS-CoV-2 viral infections across England.