1987, MSc in Civil Engineering then 1994, PhD, ETH Zurich. 1988-94, Academic Assistant, IVT, ETH Zurich. With Swiss Federal Railways: 1994-95, Engineer, Department for Strategic Development; 1995-98, Engineer, Passenger Transport Division; Deputy Head, Department for Planning and Coordination; 1999-2000, Deputy Head, Business Unit, Regional Transport; 2001-04, Head, Business Unit, Railway System Engineering, Infrastructure Division. Since 2004, Professor.