Stéphane Lambert is a Research Engineer at CEMAGREF, Grenoble, France. His research are mainly on protection structures, natural hazards and geosynthetics.

François Nicot is a Researcher at CEMAGREF, Grenoble, France, and an Executive Member of the International Society for Soil Mechanics and Geotechnical Engineering (ISSMGE). His contributions mainly concern the mechanical behavior of granular geomaterials. He is also Editor-in-chief of the European Journal of Environmental and Civil Engineering