Brün left Germany in 1936 to study piano and composition at the Jerusalem Conservatory (later renamed Israel Academy of Music) in (then) Palestine[1] with Stefan Wolpe, Eli Friedman and Frank Pelleg.
[2] After a lecture tour of the United States in 1962, he was invited by Lejaren Hiller to join the University of Illinois Center for Advanced Computation for 1963-64, at the conclusion of which he was asked to stay on as a member of the faculty.
Non Sequitur VI was generated using the MUSICOMP programming language developed by Hiller and Robert Baker at the Experimental Music Studios.
[2] In 1972, Brün created a new synthesis technique which generated new timbres by linking and merging tiny portions of waveforms.
[2] Brün was awarded an honorary doctorate from the Goethe University Frankfurt (1999), and the Norbert Wiener medal from the American Society for Cybernetics in 1993.
[6][7][8][9] He was married to Marianne Brün, an intellectual, writer, and teacher of social theory; she was the daughter of the famous German actors Fritz Kortner and Johanna Hofer.