| Alessandro Andretta | University of Turin (Italy) |
| Arthur Apter | Baruch College and The Graduate Center, CUNY (USA) |
| David Aspero | University of Barcelona (Spain) |
| Joan Bagaria | University of Barcelona (Spain) |
| Bohuslav Balcar | Charles University, Prague (Czech Republic) |
| Dana Bartosova | Charles University, Prague (Czech Republic) |
| Tomek Bartoszynski | National Science Foundation (USA) |
| Tristan Bice | Kobe University (Japan) |
| Joerg Brendle | Kobe University (Japan) |
| Andrew Brooke-Taylor | University of Bristol (UK) |
| Elizabeth Brown | James Madison University, Harrisonburg (USA) |
| Riccardo Camerlo | Polytechnic of Turin (Italy) |
| Neus Castells | University of Barcelona (Spain) |
| David Chodounsky | Charles University, Prague (Czech Republic) |
| John Clemens | Penn State University (USA) |
| Samuel Coskey | City University of New York (USA) |
| James Cummings | Carnegie Mellon University, Pittsburgh (USA) |
| Vincenzo Dimonte | University of Turin (Italy) |
| Carlos Di Prisco | University of Caracas (Venezuela) |
| Natasha Dobrinen | University of Denver (USA) |
| Pandelis Dodos | National Technical University of Athens (Greece) |
| Mirna Dzamonja | University of East Anglia (UK) |
| Inessa Epstein | University of California, Los Angeles (USA) |
| Julia Erhard | University of Oxford (UK) |
| Ilijas Farah | York University, Toronto (Canada) |
| Qi Feng | National University of Singapore |
| Asaf Ferber | Tel-Aviv University (Israel) |
| Valentin Ferenczi | University of Sao Paulo (Brazil) |
| Arthur Fischer | University of Toronto (Canada) |
| Vera Fischer | KGRC, University of Vienna (Austria) |
| Jana Flaskova | University of West Bohemia (Czech Republic) |
| Ekaterina Fokina | KGRC, University of Vienna (Austria) |
| Matt Foreman | University of California, Irvine (USA) |
| David Fremlin | Unversity of Essex (UK) |
| Shoshana Friedman | City University of New York (USA) |
| Sy-David Friedman | KGRC, University of Vienna (Austria) |
| Sakae Fuchino | Chubu University (Japan) |
| Su Gao | University of North Texas (USA) |
| Moti Gitik | Tel-Aviv University (Israel) |
| Victoria Gitman | New York City College of Technology (USA) |
| Martin Goldstern | Vienna University of Technology (Austria) |
| Vassilis Gregoriades | University of Athens (Greece) |
| Magdalena Grzech | Cracow University of Technology (Poland) |
| Andras Hajnal | Hungarian Academy of Sciences (Hungary) |
| Ajdin Halilovic | KGRC, University of Vienna (Austria) |
| Joel Hamkins | City University of New York (USA) |
| Greg Hjorth | University of Melbourne (Australia) |
| Peter Holy | KGRC, University of Vienna (Austria) |
| Radek Honzik | Charles University, Prague (Czech Republic) |
| Michael Hrusak | University of Mexico (Mexico) |
| Daisuke Ikegami | University of Amsterdam (Netherlands) |
| Tetsuya Ishiu | Miami University (USA) |
| Stephen Jackson | University of North Texas (USA) |
| Tom Jech | Center for Theoretical Studies, Prague (Czech Republic) |
| Thomas Johnstone | New York City College of Technology (USA) |
| Istvan Juhasz | Hungarian Academy of Sciences (Hungary) |
| Vladimir Kanovey | Institute for Information Transmission Problems, Moscow (Russia) |
| Alekos Kechris | California Institute of Technology (USA) |
| Jakob Kellner | KGRC, University of Vienna (Austria) |
| Yurii Khomskii | University of Amsterdam (Netherlands) |
| Bernhard Koenig | University of Toronto (Canada) |
| Peter Koepke | Universitaet Bonn (Germany) |
| Menachem Kojman | University of the Negev (Israel) |
| John Krueger | University of California, Berkeley (USA) |
| Aleksandra Kwiatkowska | University of Illinois at Urbana-Champaign (USA) |
| Claude Laflamme | University of Calgary (Canada) |
| Giorgio Laguzzi | KGRC, University of Vienna (Austria) |
| Paul Larson | Miami University (USA) |
| Benedikt Loewe | University of Amsterdam (Netherlands) |
| Jordi Lopez-Abad | Instituto de Ciencias Matematicas, Madrid (Spain) |
| Alain Louveau | University of Paris 6 (France) |
| Robert Lubarsky | Florida University (USA) |
| Menachem Magidor | Hebrew University (Israel) |
| Barbara Majcher-Iwanow | University of Wroclaw (Poland) |
| Maciej Malicki | Polish Academy of Sciences (Poland) |
| Adrian Mathias | Universite de la Reunion (France) |
| Tamas Matrai | University of Toronto (Canada) |
| Julien Melleray | University of Lyon (France) |
| Heike Mildenberger | KGRC, University of Vienna (Austria) |
| Ben Miller | |
| Hiroaki Minami | KGRC, University of Vienna (Austria) |
| Bill Mitchell | University of Florida (USA) |
| Don Monk | University of Colorado (USA) |
| Miguel Angel Mota | University of Barcelona (Spain) |
| Luca Motto Ros | KGRC, University of Vienna (Austria) |
| Lionel Nguyen Van The | University of Neuchatel (Switzerland) |
| Janusz Pawlikowski | University of Wroclaw (Poland) |
| Tomas Pazak | Czech Academy of Sciences (Czech Republic) |
| Luis Pereira | CMAF, University of Lisbon (Portugal) |
| Grzegorz Plebanek | University of Wroclaw (Poland) |
| Assaf Rinot | Tel-Aviv University (Israel) |
| Christian Rosendal | University of Illinois, Chicago (USA) |
| Marcin Sabok | University of Wroclaw (Poland) |
| Grigor Sargsyan | University of California, Berkeley (USA) |
| Norbert Sauer | University of Calgary (Canada) |
| Denis Saveliev | Moscow State University (Russia) |
| Ernest Schimmerling | Carnegie Mellon University, Pittsburgh (USA) |
| Ralf Schindler | Universitaet Muenster (Germany) |
| Philipp Schlicht | Universitaet Bonn (Germany) |
| Farmer Schlutzenberg | |
| David Schrittesser | KGRC, University of Vienna (Austria) |
| Dima Sinapova | University of California, Irvine (USA) |
| Slawomir Solecki | University of Illinois at Urbana-Champaign (USA) |
| Lajos Soukup | Hungarian Academy of Sciences |
| Otmar Spinas | Universitaet Kiel (Germany) |
| Jiri Spurny | Charles University, Prague (Czech Republic) |
| Mack Stanley | San Jose State University (USA) |
| John Steel | University of California, Berkeley (USA) |
| Simon Thomas | Rutgers University (USA) |
| Katherine Thompson | KGRC, University of Vienna (Austria) |
| Stevo Todorcevic | University of Toronto (Canada) and CNRS (France) |
| Asger Törnquist | KGRC, University of Vienna (Austria) |
| Victor Torres | University of Paris 7 (France) |
| Todor Tsankov | University of Paris 6 (France) |
| Boban Velickovic | University of Paris 7 (France) |
| Jonathan Verner | Charles University, Prague (Czech Republic) |
| Matteo Viale | University of Turin (Italy) |
| Agatha Walczak-Typke | KGRC, University of Vienna (Austria) |
| Philip Welch | University of Bristol (UK) |
| Wolfgang Wohofsky | Vienna University of Technology (Austria) |
| Hugh Woodin | University of California, Berkeley (USA) |
| Teruyuki Yorioka | Shizuoka University (Japan) |
| Jindra Zapletal | University of Florida (USA) and Czech Academy of Sciences (Czech Republic) |
| Lyubomyr Zdomskyy | KGRC, University of Vienna (Austria) |
| Miroslav Zeleny | Charles University, Prague (Czech Republic) |
| Martin Zeman | University of California, Irvine (USA) |
