After having worked as a general practitioner, Jean-Daniel Rainhorn carried out a number of projects in developing countries before going on to specialise in international health. He was appointed Director of the Centre de Recherche et d’Étude pour le développement de la Santé (CREDES) in Paris and, in parallel, coordinated a number of development projects in the field of health, funded by the European Commission or the World Bank, particularly in Bulgaria, the Ivory Coast, Mauritania, Romania, Russia and Vietnam.
Responsible for the creation of a university degree in international health at the Université de Paris XI, he has also worked at the CERDI in Clermont Ferrand as a visiting professor and at the Vietnam National University as visiting professor. Professor of International Health and Humanitarian Action at the Institut de Hautes Etudes Internationales et du Développement (IHEID) until June 2011, he is also a visiting professor at the Université Senghor d’Alexandrie in Egypt and the Institut universitaire d’études de développement (IUED; Graduate institute of international and development studies) in Geneva, and a Takemi Fellow at Harvard University (United States). He is the author of several works on poverty, inequality and health, along with a large number of articles and reports.