Franz Graf is a freelance architect in Geneva. He is also associate professor at École polytechnique fédérale de Lausanne (EPFL), where he is the head of the Laboratory of Techniques and Preservation of Modern Architecture (TSAM) and professor of technology at the Accademia di Architettura di Mendrisio. Graf is also the President of Docomomo Switzerland and a member of the expert commission for the restoration of architectural works at the Fondation Le Corbusier. Giula Marino is professor at the UCLouvain, LOCI-LAB Bruxelles, and researcher at the Laboratory of Techniques and Preservation of Modern Architecture at the EPFL (TSAM), which she cofounded with Franz Graf. A member of Icomos, Marino has also been vice president of Docomomo Switzerland.