Bruno Arnaldi received the Ph.D. degree in computer science from the University of Rennes, France, in 1988. for his thesis, he introduced physically based models in computer animation. He became a full-time INRIA researcher in computer graphics at IRISA/INRIA in 1988. in 1994, he became Professor of Computer Science at INSA de Rennes (Engineering School), France. Prof. Arnaldi was head of Project SIAMES (Image Synthesis, Animation, Modelling and Simulation) and was Chairman of the French association for Computer Graphics (AFIG—140 members). He was also Chairman of PERF-RV, the French National Platform dedicated to Virtual Reality. He is currently President of the French Association for Virtual Reality (AFRV) and Director of the Computer Science Laboratory of INSA de Rennes.