Featured Speakers Dr Kees van Leeuwen, Joint Research Centre, European Commission, Italy Dr Gil Veith, United States Environmental Protection Agency, USA Dr Ulf Norinder, AstraZeneca, Sweden. Dr Lowell Hall, Eastern Nazarene College, Boston, USA Prof Gerrit Schüürmann, UFZ Centre for Environmental Research, Leipzig, Germany Dr Christoph Helma, University of Freiberg, Germany Dr Andrew Worth, European Centre for Validation of Alternative Methods, Joint Research Centre, European Commission, Italy Prof Michael McLachlan, Institute of Applied Environmental Research, Stockholm University, Sweden Dr Ed Matthews, United States Food and Drug Administration Dr Etje Hulzebos, RIVM, Bilthoven, The Netherlands