| ACCOMAZZI Alberto | Harvard-SAO, CfA, USA |
| ACKERMAN Mark | Univ. of Michigan, USA |
| ALLEN Mark G. | CDS, Obs. Strasbourg, F |
| ARVISET Christophe | ESA RSSD / VILSPA, Sp |
| AUDEN Elizabeth | MSSL / UCL, USA |
| BENSON Kevin | Mullard Sp. Sc. Lab., UK |
| BOCH Thomas | CDS, Obs. Strasbourg, F |
| CONTI Alberto | STScI, USA |
| DOLENSKY Markus | ESO, Munich, D |
| DURAND Daniel | NCR/HIA/CADC Victoria,CDN |
| ENKE Harry | GAVO/AIP, Potsdam, D |
| GAFFNEY Niall | STScI, USA |
| GENOVA Françoise | CDS, Obs. Strasbourg, F |
| GRAHAM Matthew | Caltech, CA, USA |
| GREENE Gretchen | STScI, USA |
| GUAINAZZI Matteo | XMM-Newton SOC Vilspa, Sp |
| HAASE Jonas | ESO/St-ECF Garching, D |
| HANISCH Bob | NVO/STScI, USA |
| HARIDAS Vivek | PHA / JHU, USA |
| LEONI Marco | ESO, Munich, D |
| LI Nolan | Johns Hopkins Univ., USA |
| LINDE Tony | AstroGrid, Univ. Leicester, UK |
| McGLYNN Thomas A. | NASA/GSFC HEASARC, USA |
| MALKOV Oleg | INASAN RAS, RU |
| NIETO-SANTISTEBAN Maria A. | Johns Hopkins Univ., USA |
| NODDLE Keith | Univ. Leicester, Ph.&Astr., UK |
| OBERTO Anais | CDS, Obs. Strasbourg, F |
| OHISHI Masatoshi | NAOJ, Japon |
| O'MULLANE Wil | PHA / JHU, USA |
| ORTIZ Patricio F. | Univ. of Leicester, UK |
| PHELPS Matt | Harvard-SAO, CfA, USA |
| PIRENNE Benoit | ESO, Munich, D |
| PLANTE Ray | NCSA/UIUC (NVO), USA |
| QUINN Peter | ESO, Munich, D |
| RICHARDS Anita | Jodrell Bk. Observ., UK |
| ROTS Arnold | SAO/CfA, USA |
| SCHAAFF André | CDS, Obs. Strasbourg, F |
| TANAKA Masahiro | NAOJ, Japon |
| WILLIAMS Roy | Caltech, CA, USA |
| WILLIAMSON II Ramon L. | NCSA, USA |
| YASUDA Naoki | NAOJ, Japon |