Levente Polyák is a co-founder of Eutropian. He is urban planner, researcher and policy adviser. He studied architecture, urbanism, sociology and art theory in Budapest and Paris, and worked on urban regeneration projects for the New York, Paris, Rome, Vienna, Budapest and Pécs municipalities. Founding member of the Hungarian Contemporary Architecture Centre, board member of the Wonderland Platform for European Architecture. Specialized on urban regeneration, cultural development, community participation, local economic development and social innovation, with a special focus on building development scenarios on existing resources. In the past years, he has been researching new organizational and economic models of community-led urban development projects, including the temporary use of vacant properties and community-run social services. Based on this research, he has been helping public administrations as well as professional and community organisations of various sizes and geographic locations across Europe. He participated at the URBACT pilot project “Temporary Use as a Tool for Urban Regeneration“.