Sir Christopher John MacRae Whitty (born 21 April 1966) is a British epidemiologist, serving as Chief Medical Officer for England and Chief Medical Adviser to the UK Government since 2019. . Whitty was Chief Scientific Adviser to the Department of Health and Social Care and Head of the National Institute for Health and Care Research from 2016 to 2021. He was also the Acting Government Chief Scientific Adviser from 2017 to 2018. He is emeritus Gresham Professor of Physic.
https://en.wikipedia.org/wiki/Chris_Whitty