[1][3] Grenfell earned a Bachelor of Science degree with honours from Imperial College London, and DPhil in biology from the University of York in 1981.
[4] After his DPhil, Grenfell spent a post-doctoral period at Imperial College London, with Roy Anderson, before joining the faculty at the University of Sheffield.
[12] Grenfell and collaborators have been extensively involved in analyzing the dynamics of the Severe Acute Respiratory Syndrome Coronavirus 2 pandemic that began in 2020.
In particular, they have focused on the impact of immune life history on the future dynamics of the pandemic and the performance of vaccination strategies.
[16] "All text published under the heading 'Biography' on Fellow profile pages is available under Creative Commons Attribution 4.0 International License."