Smallpox, Polio, and Muslim "Resistance": reconsidering trust in global health
**Sanjoy Bhattacharya** is a Professor of History of Medicine, Head of the WHO Collaborating Centre for Global Health Histories and Co-Director of the Centre for Global Health Histories at the University of York, UK. His research is focused on the history of international health in South Asia and wider afield, as well as contemporary global, international and national health policy.