Aperiodical Maths News @mathnews@aperiodical.com March 3, 2023, 1:47 p.m. 0 likes 0 boosts In reply to Aperiodical Maths News Her PhD thesis was on 'Mathematical models of the epidemiology of measles in developing countries' and she has been active in creating models of COVID as a high-profile member of SAGE and SPI-M-O