Bilingual edition (German / English). The musicologist Bjoern Gottstein takes a look at the work and research focus of the first ten Edgard Varese guest professors. In Summer Semester 2000, Stephen Travis Pope was invited to be the first Varese guest professor at the Technische Universitaet Berlin; he was followed by the acoustician Diemer de Vries, as well as the composer Gerhard Eckel, David Behrman, Gottfried Michael Koenig, Hans Tutschku, Trevor Wishart, Alberto de Campo, Daniel Teruggi, and Kees Tazelaar. Each is introduced with a brief summary of their life and work. The essence of their individual contribution is outlined in the following chaptres: Norm and Self-Will (Stephen Travis Pope), The Art of Listening (Diemer de Vries), Technology and Freedom (Gerhard Eckel), The Tradition of the Outsider (David Behrman), The Logic of the Machine (Gottfried Michael Koenig), Gesture, Expression, Emotion – Music in the Age of Technology (Hans Tutschku), The Metamorphosis Machine (Trevor Wishart), Computer and Other Life Forms (Alberto de Campo), Institutions and History (Daniel Teruggi) and The Aging of Electronic Music (Kees Tazelaar). Included is a CD with the works of Teruggi, Tutschku, Tazelaar, Wishart and Koenig.