From his early work with the pioneering Krautrock band Cluster to his later, more ambient solo recordings, Hans Joachim Roedelius remained one of the most innovative and prolific voices in contemporary electronic music. Born in Berlin in 1934, he drifted through a series of odd jobs before turning to music, later collaborating with conceptual artist Conrad Schnitzler in a series of experimental bands including Plus/Minus, Noises, and the Human Being. In 1968, Roedelius and Schnitzler were among the co-founders of the Zodiak Free Arts Lab, a group of avant-garde artists from a ...