Dear all, my name is Marica Ferri and I am responsible for the promotion of evidence based interventions for the reduction of drug related problems at the European Monitoring Centre for Drugs and Drug Addiction, I am interested in networking with anyone has experiences in applying the Realist Evaluation to the programmes or interventions related to drug demand reduction (or interventions aimed at changing behaviour). Thank you in advance for your attention Kind regards marica -- *Marica Ferri, MSc* Head of sector — Best practices, knowledge exchange and economic issues Consequences, responses and best practices unit Tel. (351) 211 21 03 43 • Fax (351) 211 21 03 80 *European Monitoring Centre for Drugs and Drug Addiction (EMCDDA)* Praça Europa 1, Cais do Sodré, 1249-289 Lisbon, Portugal • www.emcdda.europa.eu <http://www.emcdda.europa.eu> Best practice portal — www.emcdda.europa.eu/best-practice <http://www.emcdda.europa.eu/best-practice> <http://www.drugsummerschool.cies.iscte-iul.pt/np4/home>