Impacts of biological invasions: what's what and the way forward

University of Tennessee at Knoxville, Centre National de la Recherche Scientifique, Centre d'Écologie Fonctionnelle et Évolutive, International Union for Conservation of Nature (Bangladesh), Swedish University of Agricultural Sciences, Missouri Botanical Garden, Université Paris-Sud, Universitat de Girona, Institut National de la Recherche Agronomique, Czech Academy of Sciences, Charles University, Czech Academy of Sciences, Institute of Botany, Universidade do Porto, University of Minho, Université Toulouse III - Paul Sabatier, Consejo Superior de Investigaciones Científicas