She runs a research group at the Wellcome Sanger Institute - a large genomics institute with cutting edge DNA sequencing technologies - and another at the Cambridge Stem Cell Institute at Cambridge University. Her group focuses on understanding the changes in our DNA over life and how these relate to health, ageing and age-related diseases.
Clinically, she is a practising Consultant haematolo-oncologist in Cambridge, United Kingdom and a national expert in the treatment of chronic blood cancers and cancer genomics.