Sir John Alexander David Aston FRS is a British statistician, Chief Scientific Adviser (CSA) at the Home Office (2018–2020), and Professor of Statistics, Statistical Laboratory, University of Cambridge.
[1] And from July 2021 he has also served as a non-executive director on the board of the UK Statistics Authority.
Aston earned a bachelor's degree from the University of Cambridge, and a PhD in statistics from Imperial College London and McGill University in Montreal, Quebec.
[3] Aston was one of the 23 attendees of the Scientific Advisory Group for Emergencies (Sage) during the early stage of the SARS-CoV2 pandemic owing to his CSA role at the time.
[2] He was knighted in the 2021 Birthday Honours for services to statistics and public policymaking.