Michael Gielen, Europa Chor Akademie, Rundfunkchor, Berlin, Alexander-von-Schlippenbach Jazz Combo, Bernd Alois Zimmermann, Southwest German Radio Symphony Orchestra, Isolde Siebert, Renate Behle, Richard Salter, Michael Rotschopf, Bernhard Schir, WDR Rundfunkchor Köln & SWR Vokalensemble