Born 1961 (Bielefeld, Westphalia). Lives and works in Berlin and Cologne.

Composer of original soundtrack scores and soundscapes for film. Schaefer offers a ‘total concept’ of sound scoring, using music, speech and noise to compose ‘aesthetical units’ that lead and disturb their visual counterpart in equal measure.

The purge.xxx album of his complete collaborations with Peter Tscherkassky is his debut record release.

His most regular collaborators are with Peter Tscherkassky and Matthias Müller, with whom he has worked since 1985, as well as Claudia Schillinger, Davo Defurne, Michael Bynntrup, Antoni Pinent and others. Schaefer works in parallel as a writer, publishing a book on Friedrich Nietzsche and his sisters, as well as numerous articles on diverse topics: King Kong, Joseph Cornell, opening titles. He is a frequent lecturing in Germany and internationally on film and sound.