Prof Nick Andrews is Head of Vaccines Analysis within the Immunisation Department of the UK Health Security Agency. In this role he has worked extensively on post licensure vaccine safety, impact and effectiveness assessment, clinical trials and correlates of protection. He is a member of the World Health Organization Global Advisory Committee on Vaccine Safety and WHO SAGE Ebola and Malaria vaccine advisory groups. He is a project lead on a research collaboration on using electronic health records for vaccine assessment with the London School of Hygiene and Tropical Medicine (LSHTM). He regularly provides evidence vaccine effectiveness and safety to the Joint Committee on Vaccination and Immunisation. He lectures at the LSHTM, New York University in London and on vaccine courses internationally.