Organized by the Governments of Austria and Spain, Acción Técnica Social, Asociación Bienestar y Desarrollo, ReverdeSer Colectivo Programa de Análisis de Sustancias, Trimbos Instituut and Transform Drug Policy Foundation Chaired by Zara Snapp (ATS): We thank the support of the governments in the realisation of this event and invite other MS to do the same. …