Lecture “Gemeinschaftliches Wohnen als Beitrag zur Stadt” (Community housing as a contribution to the city) at the symposion on building cooperatives on 20 January 2017 at the plenary hall of the Innsbruck city hall, organized by the City of Innsbruck in cooperation with Land Tirol, Kammer der ArchitektInnen und IngenieurkonsulentInnen, Innsbrucker Immobilien Gesellschaft and Neue Heimat Tirol.