Professor Ibrahim Abubakar is Dean, Faculty of Population Health Sciences and Professor of Infectious Disease Epidemiology at University College London (UCL). He is a UK National Institute for Health Research Senior Investigator and Chair, Lancet Nigeria Commission. Previously, he was Director, UCL Institute for Global Health; Scientific Adviser to the House of Lords Science and Technology Select Committee – Science of COVID-19 Review and Scientific and Technical Adviser to the Nigerian Presidential Task Force on COVID-19. He led the UCL Centre for Infectious Disease Epidemiology and was a senior investigator at the Medical Research Council Clinical Trials Unit. He was head of TB at Public Health England where he led the UK government’s successful strategy to control TB and Professor in Health Protection at the Norwich Medical School, Norwich, UK.