Socio-anthropologist, Lecturer at the Sorbonne University, Paris and Senior Advisor for Psychosocial Support, Community Health and Key Populations Unit within the Medical Department of ESTHER (a state-run entity, contributing to the roll out of French health development aid in the fight against HIV/AIDS in developing countries.) Mamadou Dieng has been involved in HIV/AIDS issues for more than 10 years in France, Asia and Africa.