After important professional and academic activities, he is now professor emeritus and collaborates as a researcher in several laboratories in France, Canada, and Albania. Jean-Jacques Terrin undertakes research and publishes books on the changing design practices and their relations with sustainability. He is associated researcher to Lab’Urba, University Paris-Est and to LéaV, School of Architecture at Versailles; associate professor at the Department of Architecture of the Polytechnic University of Tirana; thematic expert for the EU program Urbact. He collaborates regularly with the Research Group IF, University of Montreal. His activities in the frame of European projects give him a good knowledge of issues and making of the European cities.