Prof. Yingjie Xu has his PhD in Mechanical Engineering from University of Technology of Belfort-Montbéliard, France. He is currently Professor at Northwestern Polytechnical University, China. His present interests include Mechanics of Composites (Fiber reinforced polymer, ceramic matrix composites, smart and multi-functional composites), Processing Modeling of Polymeric Composites, Optimal Design of Functional Composite Structures (Energy absorption, thermal protection