Seye Abimbola is a health systems researcher from Nigeria. He is currently a senior lecturer at the School of Public Health, University of Sydney in Australia, where he teaches global health and uses realist methods and theories from institutional economics to study health system governance. Dr Abimbola is also the editor in chief of BMJ Global Health, and the current Prince Claus Chair in Equity and Development at Utrecht University, where he is working on justice in global health research.