As Hauschka, award-winning composer/producer Volker Bertelmann gives his music's experimental side free rein. In many of his works, he reimagines the potential of the prepared piano -- a technique that dates back to the late 19th century where objects are inserted between the instrument's strings or onto its hammers -- for the 21st century. Hauschka's music touches on the work of the technique's innovators, such as Erik Satie and John Cage, nods to early keyboard works by Philip Glass, Terry Riley, and Steve Reich, and even echoes gamelan's undulating melodies. Early albums su...