Marion Waller is Advisor to the Mayor of Paris, in charge of architecture, urban landscape, green spaces and funerary monuments. She has previously worked for the Deputy Mayor in charge of urban planning, Jean-Louis Missika, and has helped deploy “Reinventing Paris,” the international call for innovative urban projects that was then exported to other European cities. She is an urbanist and a philosopher specialized in environmental studies and has published her first book in 2016, “Artefacts Naturels”, about ecological restoration and ways of “reinhabiting” nature.