Credits
- Carole Alston
- Charles B. Axton
- Steven Barton
- Leonard Bernstein
- Denny Berry
- Manuela Burkard
- Karla Butterfield
- Dion Davies
- Dian Davis
- Katharina Eberstein
- Didier Erard
- Hans-Joachim Frick
- Alexis Georgiu
- Helge Grau
- Tim Harrell
- Joseph Harris
- Mary C. Henderson
- Pascal Herzog
- Klaus Hirsche
- Editha Hirschmann
- Corinne Hirt
- Jaroslav Hrdlicka
- Eric Johnson
- Marc Kessler
- Koninklijke Opera van Gent
- Andreas Krahenbuhl
- Simone Krebs
- Arthur Laurents
- Leslie Oeler
- Shozo Okada
- Christine Rauss
- Harry Raymon
- Derek Riley
- Jerome Robbins
- Anne-Françoise Rudaz
- Bernard Rüfenacht
- Rainer Schaub
- Christoph Schobesberger
- Stefan Schrade
- Manfred Schröter
- Donna Silva
- Stephen Sondheim
- Klaus Stauffer
- Michèle Steel
- Jasmine Stierli
- Marcel Veillard
- Karl Vibach
- Anita Walter
- Svetlana Winteler
- Robert Young
