- Bernard Haitink, Sir Thomas Allen, Nancy Gustafson, Grant Dickson, Sir John Tomlinson, Robin Leggate, Herbert Lippert, Richard Lloyd Morgan, Simon Wilding, Alasdair Elliott, Paul Crook, Gwynne Howell, Orchestra of the Royal Opera House, Royal Opera Chorus, John Dobson, Anthony Michaels-Moore, Michael Druiett, Catherine Wyn-Rogers, Geoffrey Moses, Gösta Winbergh
- Europe Choir Academy, Margaret Jane Wray, Dagmar Peckova, Hanno Müller-Brachmann, South West German Radio Symphony Orchestra, Baden-Baden, Guy Renard, James Johnson, Rundfunkchor Berlin, Laura Aikin, Christiane Boesiger, Peter Lika, Michael Gielen, John Bröcheler, Alessandra Marc, Anthony Michaels-Moore, Thomas Harper tenor, Aurelius Sängerknaben Calw, Eugenie Grunewald, Glenn Winslade
