He received a Civil and Industrial Engineering legres and MSc in Transportation Systems from Pontificia Universidad Católica de Chile (1998), and then a PhD in Transportation Systems from University of Maryland at College Park (2007). Dr. Giesen specializes in public transportation systems analysis, network modelling and optimization, real-time operations and control, and logistics and distribution optimization. He has taught graduate level courses on transportation systems engineering, advanced methods in transportation and logistics, logistics engineering, and supply chain management. He is a member of the Transportation Research Board (TRB), World Transportation Research Society, INFORMS and their Transportation Science and Logistics Society, and served as board member of the Chilean Society for Transport Engineering (2009-2010).