Christophe Roncato Tounsi is an associate professor at University Grenoble Alpes (France) and 2024-25 Fulbright Scholar recipient. After completing a thesis in environmental literature in 2011, Christophe has gradually developed a transdisciplinary approach at the crossroads of environmental history, industrial ecology and sociology. At the California Center for Sustainable Communities for five months, Christophe is leading a research project on bike and e-bike mobility in the Los Angeles and San Francisco areas from a post-growth perspective.