Roland Vidal holds a PhD in environmental sciences and is an engineer with responsibility for research and teaching at the École nationale supérieure du paysage de Versailles (ENSP – Versailles National School of Landscape Architecture). He coordinates CERAPT (Collectif d’enseignement et de recherche en agri-urbanisme et projet de territoire – Collective for Teaching and Research on Agro-Urbanism and Regional Development Projects), is a member of the ENSP’s research laboratory (LAREP – Laboratoire de recherche de l’École nationale supérieure du paysage), and also works in collaboration with the mixed research unit SAD-APT (Sciences, action, développement – activités, produits, territoires / Science, Action, Development – Activities, Products, Territories ; INRA – AgroParisTech).