... studied architecture and media art. Since 1993, he has worked at international cultural institutions including the ZKM Karlsruhe [D], Ballet Frankfurt [D], the Goethe Institute and the National Gallery of Canada [CD-ROM/DVD production/ installation design and programming]. Ziegler was an Artist-in-Residence at the ZKM in 2000 and 2001, where he produced the performance and installation series "scanned", and the interactive film "66movingimages". In 2000 and 2001, he was an Artist-in-Residence at Arizona State University, Phoenix [USA], where he also held a series of workshops focussing on telematic performance productions. From 1997 - 98, Ziegler was a visiting professor at UMBC - University of Maryland, Baltimore County [USA], and, in 2001, at the IMG - Institut für Mediengestaltung at the FH Mainz [D]. He has collaborated with numerous international choreographers on works including scanned (2001) with Jayachandran Palazhy (IN) and turned (2004) with Kazue Ikeda (JP/D).