Overview: Professor Dame Sarah Gilbert delivers the 44th Richard Dimbleby lecture from Oxford, talking about creating a Covid-19 vaccine in less than a year. Sarah Gilbert is the Said Professor of Vaccinology in the Nuffield Department of Medicine at the University of Oxford. She works on vaccines for many different emerging pathogens and in 2020 led the development of a vaccine against the novel coronavirus, SARS-CoV-2, achieving emergency use approval in record time. The vaccine has now been used in more than 170 countries around the world after a groundbreaking partnership was formed between Oxford University and AstraZeneca. Introduced by Richard’s son, David Dimbleby.