Claudine Vidal is a sociologist whose research has mainly centred on Rwanda (from its pre-colonial history to the genocide of Tutsi Rwandans in 1994) and Côte d'Ivoire (history and sociology of urbanisation in Abidjan). This research has been carried out in the framework of the Centre d'Études africaines de l'Ecole des Hautes Etudes en Sciences Sociales. Since 1995 she has collaborated with MSF on various publications and regularly participates in the reflection and work of the CRASH.