Dr Shirley Hopper worked as a general practitioner in the NHS before moving to the MHRA 17 years ago. Previously, Shirley sat on the EMA pharmacogenomics working party and contributed to guidelines on pharmacogenomics and biomarkers. Shirley has led on national licensing strategy including the MHRA's new national assessmnet procedure. Currently, Shirley works as a medical assessor in the vaccine and ATMP team within the biological products unit, where she leads on the MHRA's draft guideline on individualised mRNA cancer immunotherapies which was published for consultation earlier this year.