| Name | Affiliation |
| Steven Allen | University of Cambridge |
| John Arabadjis | MIT |
| Monique Arnaud | CEA-Saclay Service d’Astrophysique |
| Kurt Baker | University of Bristol |
| Stefi Baum | STScI & US Dept of State |
| Mark Bautz | Massachusetts Institute of Technology |
| Mitchell Begelman | JILA, University of Colorado |
| James Binney | Oxford University |
| Filofteia Birzan-Rafferty | Ohio University |
| Elizabeth Blanton | University of Virginia |
| Hans Boehringer | MPI fuer extraterr. Physik |
| Stefano Borgani | Dept. of Astronomy, Trieste |
| Joel Bregman | University of Michigan |
| Michiel Brentjens | Kapteyn Institute ASTRON |
| Alan Bridle | NRAO |
| Fabrizio Brighenti | Department of Astronomy, University of Bologna |
| Marcus Bruggen | International University Bremen |
| Jack Burns | University of Colorado |
| Marios Chatzikos | Department of Astronomy, UVa |
| Eugene Churazov | MPA, IKI |
| Tracy Clarke | University of Virginia |
| Carolin Crawford | Institute of Astronomy, Cambridge |
| Laurence David | SAO |
| Sabrina De Grandi | INAF-OA Brera (Milan, Italy) |
| Jelle de Plaa | SRON National Institute for Space Research, Utrecht, The Netherlands |
| David De Young | National Optical Astronomy Observatory |
| Steven Diehl | Ohio University |
| Klaus Dolag | Dip. di Astronomia Padova |
| Megan Donahue | Space Telescope Science Institute |
| Kristy Dyer | NRAO Socorro |
| Alastair Edge | University of Durham |
| Louise Edwards | Saint Mary’s University |
| Jean Eilek | New Mexico Tech |
| Torsten Ensslin | Max-Planck-Institut fuer Astrophysik |
| Andrew Fabian | Institute of Astronomy, Cambridge, UK |
| William Forman | Smithsonian Astrophysical Observatory |
| Yutaka Fujita | Nat. Astron. Obs., Japan |
| Fabio Gastaldello | IASF-MI-CNR |
| Myriam Gitti | Dipartimento di Astronomia, Universita‘ di Bologna Institute of Astrophysics, |
| Kristopher Gutierrez | Washington University in Saint Louis |
| Sebastian Heinz | Max-Planck-Inst. f. Astrophys. |
| Donald Horner | Space Telescope Science Institute |
| Daniel Hudson | University of Maryland Baltimore County |
| Yasushi Ikebe | Joint Center for Astrophysics/University of Maryland, Baltimore County |
| Melanie Johnston-Hollitt | Leiden Observatory |
| Roderick Johnstone | IoA, Cambridge |
| Jelle Kaastra | SRON, The Netherlands |
| Christian Kaiser | Uinversity of Southampton |
| Namir Kassim | Naval Research Laboratory |
| Madoka Kawaharada | University of Tokyo |
| Joshua Kempner | Smithsonian Astrophysical Observatory |
| Aaron Lewis | University of California at Irvine |
| Kazuo Makishima | Physics Department, University of Tokyo |
| Maxim Markevitch | SAO |
| Tomislav Markovic | NRAO/NMT |
| William Mathews | University of California Santa Cruz |
| Pasquale Mazzotta | University of Durham, UK |
| Dean McLaughlin | Space Telescope Science Institute |
| Brian McNamara | Ohio University |
| Silvano Molendi | IASF/CNR Sezione di Milano |
| Roger Morris | Institute of Astronomy, Cambridge, UK |
| Patrick Motl | CASA University of Colorado |
| Paul Nulsen | Univsersity of Wollongong |
| Robert O’Connell | UVa |
| Christopher O’Dea | STScI |
| Ewan O’Sullivan | Smithsonian Astrophysical Observatory |
| Nobuhiro Okabe | Tohoku Univ. |
| Frazer Owen | NRAO |
| Maurizio Paolillo | Space Telescope Science Institute |
| John Peterson | Columbia University |
| Fabio Pizzolato | IASF-CNR and Insubria Univ. |
| David Rafferty | Ohio University |
| Thomas Reiprich | Department of Astronomy, University of Virginia |
| Paul Ricker | University of Illinois at Urbana-Champaign |
| Lawrence Rudnick | Univ. of Minnesota |
| Mateusz Ruszkowski | JILA, University of Colorado at Boulder |
| Irini Sakelliou | University of Birmingham |
| Philippe Salomé | LERMA, Observatoire de Paris |
| Jeremy Sanders | IoA Cambridge |
| Craig Sarazin | University of Virginia |
| Mangala Sharma | Ohio University |
| Noam Soker | Dept. of Physics at Oranim |
| William Sparks | STScI |
| Thomas Statler | Ohio University |
| Ming Sun | Harvard/CfA |
| Isao Takahashi | University of Tokyo |
| Motokazu Takizawa | Yamagata University |
| Gregory Taylor | NRAO |
| Peter Thomas | University of Sussex |
| Eric Tittley | JCA, UMBC |
| Ginevra Trinchieri | INAF-OABr |
| Alexey Vikhlinin | SAO |
| Lisa Voigt | IoA, Cambridge |
| Mark Voit | STScI |
| Jan Vrtilek | Harvard-Smithsonian Center for Astrophysics |
| Chih-Yueh Wang | UC Santa Cruz |
| Michael Wise | MIT Center for Space Research |
| Viktor Ziskin | Institut d’Astrophysique de Paris |