Jonathan CylusJonathan Cylus is the head of the European Observatory on Health Systems and Policies' London Hubs and a Senior Health Economist in the WHO Barcelona Office for Health Systems Financing. His main research is on health systems, focusing primarily on halth financing policy, health economics and health system performance, as well as on the economics of population ageing. He has worked on these topics in a wide range of countries, as well as with the European Commission, OECD and WHO. Read More Read Less