Corynne Jaffeux has thesis in currency risks (1985) and management sciences (1990). She has lectured at Paris I Panthéon-Sorbonne and became professor at Orléans University in 1991. Since 1999 she has been professor at the Montesquieu Bordeaux University, where her research areas include financial markets, corporate finance and securities. Philippe Wieser studied mechanical engineering at the EPFL, where he received his undergraduate (1977) and Ph.D (1981) degrees. After a few years working in an engineering consulting company, he joined the EPFL as lecturer. His fields of research and teaching deal with logistics and information systems, integrated logistics, supply chain optimization and health logistics. Since May 2000, Professor Wieser is the executive director of the International Institute for the Management of Logistics, involving the EPFL (Lausanne) and ENPC (Paris).