Administration
co-Organisor of the international Conference NLWO11: Nonlinear waves in optics in Rouen June 28 - July 1st 2011
co-Organisor of the international Conference CPNLW-09 Solitons in their Roaring Forties : Coherence and Persistence in Nonlinear Waves in
Nice January 6-9 2009
Organisor of the ECMI Modelling week in Rouen, August 27 - September 1st 2007
Organisor of the international Conference FPU+50: Nonlinear waves 50 years after Fermi Pasta Ulam... in Rouen June 21-25 2005
Co-initiator of the normandy research network MOMA "Modelisation mathematique de problemes reels"
Member of the Educational Committee of the European Consortium for Mathematics in Industry since 2003.
Member of the technical board of INSA de Rouen (2009-2013)
Elected member of the scientific council of INSA de Rouen (2001-2006)
Organisor of the international Conference RCP264: Inverse Problems and nonlinearity University of Montpellier, June 2000.