Prof. Dr. Peter Mandl studied “Geography and Economy” as well as “Mathematics” (teacher for higher schools) at the University of Klagenfurt and made his PhD in Geography also there. Since 1993 he is Assistant Professor at the Department of Geography and Regional Studies at the Alpen-Adria-University in Klagenfurt. He was guest-professor for “Geographical Information Systems and Remote Sensing” at the Geographical Department, University Bonn, Germany and for “Geoinformatics” at the Department for Geoinformatics, University of Münster, Germany. Since 2002 he is one of the speakers of the working circle “Theory and Quantitative Methods in Geography” of the German Society for Geography.