By Thierry Dauxois (Directeur de Recherche, CNRS, Ecole Normale Superieure, Lyon), Michel Peyrard (Ecole Normale Superieure
By Brian W. J. Mahy (Coordinating Center for Infectious Diseases, CDC, Atlanta, GA, USA), Marc H.V. van Regenmortel (ESBS, CNRS, Strasbourg, France)