Tobias Klinder studied Electrical Engineering at the University of Hannover with focus on Automation Technology. He received his Dipl.-Ing. degree from the University of Hannover in 2006 passing with distinction. His diploma thesis ‘Geometrical Rib-Cage Modelling, Detection, and Segmentation’ dealt with the generation of a geometric model of the osseus human thorax and its automatic adaptation to an arbitrary CT data set. Since January 2007 he has been working towards his PhD degree at the Institut für Informationsverarbeitung in cooperation with Philips Research Europe, Hamburg. His research interest is medical imaging with focus on ‘Breathing Motion: Capture, Representation, and Modelling’.