Abdelkhalak El Hami is Full Professor of Universities at INSA-RouenNormandie, France. He is the author/co-author of several books and is responsible for the Chair of mechanics at the Conservatoire National des Arts et Métiers in Normandy, as well as for several European pedagogical projects. He is a specialist in problems of optimization and reliability in multi-physical systems. Bouchaïb Radi is Professor at the Faculty of Science and Technology at Hassan Premier University, Morocco. He is a specialist in numerical optimization methods and system reliability.