Dr. Hervé PIÉGAY is Research Director at the National Centre for Scientific Research (CNRS, Lyon, France). His research interests include riparian - channel and floodplain interactions, vegetation dynamics associated with contemporary channel changes, remote sensing of fluvial corridors, dynamics of large wood. He is involved in integrated sciences for rivers and is strongly interacting with practitioners (Water Agencies, Regions, Ministry of Ecology, French Agency for Biodiversity, Compagnie Nationale du Rhône, EDF) providing knowledge, methodological frameworks and tools for river management, maintenance, planning and restoration. He has contributed to more than 220 papers in peer-review journals and book chapters and has coordinated several edited books.