Marlon's PhD research focused on the work of Fernand Deligny and he is responsible for the organization and classification of Deligny’s archives stored at the Institut Mémoires de l’édition contemporaine (IMEC). Marlon’s work in the frame of the project embraces fields of decolonial psychiatry, Art Brut in Brazil and his main project on "Shared Milieus: Camérer, Film as Process, Fernand Deligny”. His most recent publication in this domain is Camérer. A propos d’images by Fernand Deligny with Éditions L'Arachnéen (edited together with with Sandra Alvarez de Toledo, Anaïs Masson, and Marina Vidal-Naquet).