Michel Repellin also studied art history and worked for more than ten years in the cultural world in Grenoble, Bordeaux and Paris.
From 2000 to 2007, he was the administrator for the Association fin novembre co‑directed by Rachid Ouramdane and Julie Nioche.
Beginning in 2008, he worked with A.I.M.E notably in the program offered to members, volunteers and professionals working with associations fighting AIDS and the various forms of hepatitis. As a volunteer at the Association Actions Traitements in Paris (as a member of the committee releasing information on treatments), he also worked with the interassociative group TRT-5 until 2010. In 2009 and 2010, he was asked by A.I.M.E. to be the pedagogical coordinator for the establishment and development of the new University Diploma in “body techniques in the caring world” which began at Paris VIII-St Denis.