This thesis aims to apply geography to the medico-social sector. It was conducted in a CIFRe (Industrial Convention of Formation by research) contrat, within the association LADAPT, a structure that cares for people who have suffered brain damage through a french support and work assistance establishment (ESAT).Defending the idea that disability is a phenomenon that does not exist in itself and that only occurs in the interaction between an individual and the environment in which he/she evolves, this research, based on the conceptual model of the Processus de Production du Handicap (PPH), takes the opposite view of the individual, medical and administrative perception of disability conveyed in French social policies.The starting point is th...