GEORGES-HENRI COTTET received his Ph.D. and Thèse d'Etat in Applied Mathematics from Université Pierre et Marie Curie in Paris. He is currently professor of mathematics at the Université Joseph Fourier in Grenoble, France.
PETROS D. KOUMOUTSAKOS received his Ph.D. in aeronautics and applied mathematics from the California Institute of Technology. He is currently a professor at FTH-Zurich and is also affiliated with CTR and NASA Ames/Stanford University.