Aurelius Sängerknaben Calw, Cornelia Kallisch, Christine Whittlesey, Peter Lika, Michael Gielen, Alessandra Marc, Glenn Winslade, Christiane Boesiger, Eugenie Grunewald, Anthony Michaels-Moore, Freiburg Cathedral Boys Choir, Wolfgang Hock, Margaret Jane Wray, Dagmar Peckova, South West German Radio Symphony Orchestra, Baden-Baden, Franck Pulcini, Juliane Banse, Europe Choir Academy
