University of Munich and at the city's department of urban planning, at the federal research institute for regional studies and planning in Bonn, at the ministry for regional and urban development (MLS/MSWV) in Düsseldorf and at the international building exhibition in Gelsenkirchen. An additional selection of Ganser's writings allows readers to discover his truly inter- and transdisciplinary way of thinking and acting as regards ecology, urban and regional planning, art, and culture. In this publication, a total of 42 authors from various disciplines explore Ganser's many ideas for sustainable urban and regional development as well as his lifelong commitment to the protection of nature and historical monuments.