ORGANIZATION OF A NEW EUROPEAN RESEARCH- PLATFORM Activities of the Viennese „Institute for Spatial Interaction and Simulation„ (ISIS) Bob Martens, Helena Linzer, Andreas Voigt ( * ) Vienna University of Technology, Karlsplatz 13, A-1040 Vienna, Tel.: ++ 43-1-58801/ ext. 3382, 4330; Fax.: ++43-1-5044187 b.martens@tuwien.ac.at linzer@erpds1.tuwien.ac.at voigt@erpds1.tuwien.ac.at (*) Bob Martens, Univ.-Doz. Dipl.-Ing. Dr., Associate Professor, Head of Dept. for Spatial Simulation (Full-Scale Laboratory), lecturer on "Simulation of Architectural Spaces", university associate at Institut für Raumgestaltung, Vienna University of Technology Helena Linzer, Dipl.-Ing., lecturer on "City Development and Urban Renewal", university associate at Institut für Örtliche Raumplanung, Vienna Universityof Technology. Andreas Voigt, Dipl.-Ing. Dr., lecturer on "CAD-EDP-aided Spatial Planning and Spatial Information Systems", university associate at Institut für Örtliche Raumplanung, Vienna University of Technology