Dr. Crowcroft is a public health medical practitioner with more than 25 years’ experience in public health at local, national and global levels, and two decades of senior management and leadership experience in infectious disease surveillance, prevention, control and outbreak response. She also has extensive media experience. She has published over 250 peer-reviewed scientific papers including in Lancet, BMJ, NEJM, with an h-factor of 47 (Google scholar). Her research aims to maximize the health benefits of immunization. With a strong track record of research funding, she reviews for a variety of national and global funding bodies and was an Associate Editor for Eurosurveillance until 2020.