The LOMC of the University of Le Havre, the IRAMIS-SPEC and SPCSI organize a special session “Complexity in Soft and Condensed matter” during the international conference ICCSA 2009 : the “3rd International Conference on Complex Systems and Applications” which will be held in Le Havre from 29 of June to 2 July 2009. Annonce de la conférence. Contacts CEA : François Daviaud, Daniel Bonamy.