Andreas Schiff

International Soloist

Antoine Livio

International Music Critic. France Musique

Elmar Weingarten

Direktor Berlin Philharmoniker

Gakushukai

Artist Agency Japan

Martha Argerich

International Soloist

Peter Lukas Graf

International Soloist

Pierre Colombo

World Federation of Competitions Geneva

Rose-Marie Schnittler

Daniel Barenboim Agency. Paris.

Rudolf Buchmann

Künstler Sekretariat