Antoine Lazarus is currently the Director at Médecins du Monde, but they have held many other important positions throughout their career. Antoine was previously the Vice-President, Treasurer, and Vice-President at Centre Primo Levi "Vivre après la torture" from January 2007 to December 2016. Before that, they were the Responsible at Groupe Multiprofessionnel des Prisons (GMP) from January 1974 to December 2018. Antoine has also been a Professor at Université Paris13, UFR Santé Médecine Biologie Humaine, Léonard de Vinci since January 1985. In this role, they teach classes on public health and social medicine while also conducting research in these areas.