fɹʌm nˈaɪntiːnhˈʌndɹɪd sˈɪksti ˈeɪt tə nˈaɪntiːnhˈʌndɹɪd sˈɛvənti tˈuː hiː lˈɪvd ɪn kəlˈoʊn wˌɛɹ hiː stˈʌdid wɪð kˈɑːɹlheɪnts stˈɑːkhɔːsən, hˈɛnɹi paʊsˈʊɹ, mɔːɹˈɪsɪˌoʊ kˈeɪdʒəl, dˈaɪəɾɚ ʃnˈɛbəl, ænd fɹɛdˈɛɹɪk ˈɑːɹzjˈuːski æt ðə kəlˈoʊn kˈoːɹsᵻz fɔːɹ nˈuː mjˈuːzɪk, ænd wɪð bˈɜːnd ɐlwˈɑː zˈɪmɚmən æt ðə hˈɑːtʃʃuːl fˈuːɚ mjˈuːsɪk.
From 1968 to 1972 he lived in Cologne where he studied with Karlheinz Stockhausen, Henri Pousseur, Mauricio Kagel, Dieter Schnebel, and Frederic Rzewski at the Cologne Courses for New Music, and with Bernd Alois Zimmermann at the Hochschule für Musik.