For any practical question, please contact first the DESY theory secretaries:

Conference Secretaries
DESY-Theory Secretariat
D-22603 Hamburg, Germany
Tel. +49-40-8998-3590 or -2413 or -1493

For any question regarding the scientific program, please contact:
Chair of organizing committee 
Prof. D. Zeppenfeld
Karlsruher Inst. für Technologie
Wolfgang-Gaede-Str. 1
D-76131 Karlsruhe, Germany
Chair of local organizing committee
J. Reuter
DESY-Theory Group
D-22603 Hamburg, Germany