Stéphanie Vincent-Geslin, who holds a PhD in sociology from Paris-Descartes University, is a researcher at the Laboratoire d’économie des transports (LET) based at ENTPE in Lyon, France and a research associate at the Laboratoire de sociologie urbaine (LaSUR) at the École Polytechnique Fédérale de Lausanne (EPFL). Emmanuel Ravalet is an engineer and a senior researcher at LaSUR, and holds PhDs in Transport Economics and Urban Studies. They co-directed the JobMob research project at the LaSUR.