Oliver Deussen graduated in 1996 at the Institut fur Betriebs- und Dialogsysteme at the University of Karlsruhe, from 1996 until 2000 he was assistent at the Institut fur Simulation und Graphik at the Otto-von-Guericke University of Magdeburg, from September 2000 until March 2003 he was professor for computer graphics and media design at Dresden University of Technology, since April 2003 he works at the University of Constance. Bernd Lintermann: born at 20. Feb. 1967 in Duesseldorf, Germany1986: Student of Computer Scinece at the University of Karlsruhe (TH) with focus on computer graphics.199...