Confirmed so far:
E. Andersson (Edinburgh, UK)
H.-P. Breuer (Freiburg, Germany)
P. Busch (York, UK)
P. Domokos (Budapest, Hungary)
I. Dotsenko (Paris, France)
J. Eisert (Potsdam, Germany)
B. Garraway (Sussex, UK)
Z. Hradil (Olomouc, Czech Republic)
J. Javanainen (Storrs, USA)
I. Jex (Prague, Czech Republic)
W. Lange (Sussex, UK)
V. Man'ko (Moscow, Russia)
B. D. Militello (Palermo, Italy)
A. Miranowicz (Poznan, Poland)
M. Paris (Milan, Italy)
S. Pascazio (Bari, Italy)
F. Plastina (Cosenza, Italy)
H. Rauch (Vienna, Austria)
L. Sanchez-Soto (Madrid, Spain)
W.Schleich (Ulm, Germany)
S. Stenholm (Stockholm, Sweden)
P. Törmä (Helsinki, Finland)
N. Vitanov (Sofia, Bulgaria)
A. Zeilinger (Vienna, Austria)
M. Ziman (Bratislava, Slovakia)