Professor Sharon Peacock is professor of public health and microbiology at Cambridge University. In March 2020 she set up the COVID-19 Genomics UK (COG-UK) Consortium to map the genetic sequence of the virus as it spread and mutated. Within a year COG-UK was leading the world in identifying mutant COVID strains, and this data was instrumental in helping the development of vaccines and treatments. Sharon was born in Margate and left school at 16 to work in her local corner shop. She moved on to become a dental nurse the following year and after that she trained to be...