Composer, performer, historian, instrument builder, journalist, activist, kayak instructor, Bob Ostertag's work cannot easily be summarized or pigeon-holed. He has published 21 CDs of music, two movies, two DVDs, and three books. His writings on contemporary politics have been published on every continent and in many languages. Electronic instruments of his own design are at the cutting edge of both music and video performance technology. He is currently Professor of Technocultural Studies and Music at the University of California at Davis.