Gerald Bloom collaborated with UNRISD on the Migration and Health in China project. At the time of his collaboration, Bloom was Director at Health Partners International, member of the Knowledge, Technology and Society Team at the Institute for Development (IDS). Previously, he was scientific coordinator of POVILL (Poverty and Illness), a major study of the relationship between illness and poverty and the performance of health safety nets for the poor in China, Cambodia and Laos as well as coordinator and senior researcher in the DFID-funded Future Health Systems Consortium. Gerald Bloom is a physician and health economist. His special interest is the management of health system transition in the context of rapid social and economic change. Areas of particular focus include the changing roles of government, health system innovations processes of institutional development.