Following the first edition held in Lisbon (Portugal) in 2015 the Second European Conference on Addictive Behaviours and Dependencies will take place in the Congress Centre of Lisbon from 24 to 26 October 2017. The conference will be jointly organised by the Portuguese General Directorate for Intervention on Addictive Behaviours and Dependencies (SICAD), the journal Addiction, the European Monitoring Centre for Drugs and Drug Addiction (EMCDDA) and the International Society of Addiction Journal Editors (ISAJE).