Ed trained in medicine in Cambridge, infectious disease in Oxford and South Africa, and has a PhD in the immunology of dengue fever. He has worked as a consultant in Infectious Disease in Birmingham and is now Clinical Lead for Infectious Disease in Bristol.

Fiona trained in medicine in Cambridge and Oxford, followed by junior doctor jobs in London. She was a PHE SpR in microbiology and completed a PhD in Salmonella genomics, through Imperial College and the Wellcome Trust Sanger Institute. She is a Fellow of the Royal Colleges of Physicians and Pathologists, and lead microbiology examiner for FRCPath I / combined infection certificate. She is a College Lecturer / Official Fellow at Girton College and recently undertook a Postgraduate Certificate in Medical Education. She is now a SubDean at the Cambridge Clinical School, and continues as a Consultant Microbiologist at Addenbrookes Hospital.