Doctor in Geopolitics, Marion left the diplomacy and International cooperation sector to create the school which she dreamed of for her children. Since 2012 she has been passionate about child education and innovative organizations. L’écoline obtains the B-corp label in 2019. Marion organized and participated in the Swiss Study Groups in Reggio Emilia each year since 2016. In 2020, Marion attended the “Creating Cultures of Thinking” course at Project Zero, Harvard. She is the main representative of l’écoline.