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