| Surname | Name | Home Institute | Country |
| Abdalla | Elcio | Instituto de Fisica, Universidade de Sao Paulo | Brazil |
| Alexander | Stephon | Haverford College & Princeton University | U.S.A. |
| Arzano | Michele | Utrecht University | The Netherlands |
| Ashtekar | Abhay | Institute for Gravitation and the Cosmos, Physics Department, Penn State, University Park | U.S.A. |
| Astorino | Marco | Centro de Estudios Cientificos (CECs), Valdivia | Chile |
| Atkins | Michael | University of Sussex | U.K. |
| Axenides | Minos | Nuclear Centre Dimokritos | Greece |
| Bachas | Costas | Ecole Normale Supérieure | France |
| Becker | Daniel | Johannes Gutenberg, University Mainz | Germany |
| Bergshoeff | Eric A. | Centre for Theoretical Physics, University of Groningen | The Netherlands |
| Bertolami | Orfeu | Departamento de Fisica e Astronomia, Faculdade de Ciencias, Universidade do Porto | Portugal |
| Bethke | Laura | Imperial College London | U.K. |
| Bhattacharjee | Srijit | Saha Institute Of Nuclear Physics | India |
| Bojowald | Martin | Institute for Gravitation and the Cosmos, The Pennsylvania State University | U.S.A. |
| Bonzom | Valentin | Perimeter Institute | Canada |
| Brandenberger | Robert | Physics Department, McGill University | Canada |
| Calcagni | Gianluca | Max Planck Institute for Gravitational Physics (A. Einstein Inst.) | Germany |
| Carrozza | Sylvain | A. Einstein Inst. / LPT Orsay | Germany / France |
| Chen | Tai-jun | DAMTP, University of Cambridge | U.K. |
| Chiou-Lahanas | Catherine | National and Kapodistrian University of Athens | Greece |
| Christodoulakis | Theodosios | National and Kapodistrian University of Athens | Greece |
| Chryssomalakos | Chryssomalis | Institute for Nuclear Sciences UNAM | Mexico |
| Correa | Francisco | Centro de Estudios Cientificos (CECs), Valdivia | Chile |
| Cortés Barbado | Luis | Institute of Astrophysics of Andalusia (CSIC) | Spain |
| Crampton | Benedict | Imperial College London | U.K. |
| Cuadros-Melgar | Bertha | Department of Physics, NTUAthens | Greece |
| Depetri | Gabriela | Unicamp | Brazil |
| Dimitropoulos | Andreas | Vocational Secondary School of Megara | Greece |
| Evnin | Oleg | Institute of Theoretical Physics (CAS) | China |
| Falls | Kevin | University of Sussex | U.K. |
| Farakos | Kostas | Department of Physics, NTUAthens | Greece |
| Floratos | Emmanuil | National and Kapodistrian University of Athens | Greece |
| Froeb | Markus B. | Universitat de Barcelona | Spain |
| Geiller | Marc | APC, University Paris 7 | France |
| Georgalas | Vassileios | National and Kapodistrian University of Athens | Greece |
| Ghaemi Dizicheh | Hamed | Isfahan University of Technology | Iran |
| Gielen | Steffen | Max Planck Institute for Gravitational Physics (A. Einstein Inst.) | Germany |
| Görlich | Andrzej | Niels Bohr Institute | Denmark |
| Grau | Javier | Universidad Simon Bolivar | Venezuela |
| Groh | Kai | Institute of Physics, University of Mainz | Germany |
| Guariento | Daniel | Instituto de Fisica, Universidade de Sao Paulo | Brazil |
| Guedes | Carlos | Max Planck Institute for Gravitational Physics (A. Einstein Inst.) | Germany |
| Güllü | Ibrahim | Middle East Technical University | Turkey |
| Harst | Ulrich | Institute of Physics, University of Mainz | Germany |
| Heisenberg | Lavinia | Département de Physique Théorique, Genève | Switzerland |
| Hoehn | Philipp | Institute for Theoretical Physics (Spinoza Institute), Utrecht Univeristy | The Netherlands |
| Iraklidou | Maria | Department of Physics, NTUAthens | Greece |
| Jun | Gyeongyun | Kyungsung Univ. | Republic of Korea |
| Kase | Ryotaro | Department of Physics, Faculty of Science, Tokyo University of Science | Japan |
| Katanaev | Mikhail | Steklov Mathematical Institute | Russia |
| Kiritsis | Elias | Crete Center for Theoretical Physics, University of Crete | Greece |
| Kolyvaris | Theodoros | Department of Physics, NTUAthens | Greece |
| Kouroumalou | Peggy | National and Kapodistrian University of Athens | Greece |
| Koutsoumbas | Georgios | Department of Physics, NTUAthens | Greece |
| Lavau | Sylvain | Ecole Normale Supérieure de Lyon | France |
| Lima | William | Universidade de Sao Paulo | Brazil |
| Linares | Francisco | Universidad Simon Bolivar | Venezuela |
| Magnin | Amaury | EPFL | Switzerland |
| Marciano | Antonino | Haverford College and Princeton University | U.S.A. |
| Martin-Benito | Mercedes | Max Planck Institute for Gravitational Physics (A. Einstein Inst.) | Germany |
| Matulich Fabres | Javier | CECs and University of Concepcion | Chile |
| McFadden | Paul | Institute for Theoretical Physics, Amsterdam | The Netherlands |
| Melas | Evangelos | Technological Institute Chalkidas | Greece |
| Mena Marugan | Guillermo A. | Instituto de Estructura de la Materia, CSIC | Spain |
| Miao | Shun-Pei | Institute for Theoretical Physics (Spinoza Institute), Utrecht Univeristy | The Netherlands |
| Mielczarek | Jakub | Jagiellonian University | Poland |
| Miranda Mello | Cedrick | Universidade de Sao Paulo | Brazil |
| Mirfendereski | Delaram | Isfahan University of Technology | Iran |
| Modesto | Leonardo | Perimeter Institute | Canada |
| Moniz | Paulo | Universidade da Beira Interior | Portugal |
| Nascimento | Danilo | Universidade de Sao Paulo | Brazil |
| Nikolakopoulos | Konstantinos | University of Sussex | U.K. |
| Nink | Andreas | Institute of Physics, University of Mainz | Germany |
| O'Donnell | Kane | University of Canterbury | New Zealand |
| Ohashi | Junko | Dpt of Physics, Faculty of Science, Tokyo University of Science | Japan |
| Olmedo | Javier | Instituto de Estructura de la Materia, CSIC | Spain |
| Oriti | Daniele | Max Planck Institute for Gravitational Physics (A. Einstein Inst.) | Germany |
| Ovalle | Jorge | Universidad Simon Bolivar | Venezuela |
| Papantonopoulos | Lefteris | Department of Physics, NTUAthens | Greece |
| Pasipoularidis | Pavlos | Department of Physics, NTUAthens | Greece |
| Patrushev | Alexander | University of Western Ontario | Canada |
| Pouri | Athina | KEAEM | Greece |
| Premont-Schwarz | Isabeau | Max Planck Institute for Gravitational Physics (A. Einstein Inst.) | Germany |
| Rechenberger | Stefan | Institute of Physics, University of Mainz | Germany |
| Reuter | Martin | Institute of Physics, University of Mainz | Germany |
| Romania | Maria | Crete Center for Theoretical Physics, University of Crete | Greece |
| Rostami | Tahereh | Shahid Beheshti University | Iran |
| Roupas | Zacharias | NTUAthens & NCSR Demokritos | Greece |
| Rovelli | Carlo | Centre de Physique Théorique de Luminy, Marseille | France |
| Sampson | Almeira | Instituto de Fisica Teorica (UNESP) | Brazil |
| Scalisi | Marco | Max Planck Institute for Gravitational Physics (A. Einstein Inst.) | Germany |
| Schell | Christian | Institute for Theoretical Physics, University of Cologne | Germany |
| Silk | Joseph | Oxford Astrophysics, University of Oxford | U.K. |
| Sindoni | Lorenzo | Max Planck Institute for Gravitational Physics (A. Einstein Inst.) | Germany |
| Siopsis | George | The University of Tennessee | U.S.A. |
| Sisman | Tahsin Cagri | Middle East Technical University | Turkey |
| Skamagoulis | Petros | Department of Physics, NTUAthens | Greece |
| Sorba | Fabrizio | Karlsruhe Institute of Technology | Germany |
| Sourginou | Irini | Department of Physics, University of Patras | Greece |
| Stelle | Kellogg S. | Theoretical Physics Group, Imperial College London | U.K. |
| Szczachor | Michal | Institute for Theoretical Physics, Wroclaw Uni. | Poland |
| Tedesco | Luigi | Dipartimento di Fisica di Bari | Italy |
| Tetradis | Nikolaos | National and Kapodistrian University of Athens | Greece |
| Thuerigen | Johannes | Max Planck Institute for Gravitational Physics (A. Einstein Inst.) | Germany |
| Tomaras | Theodore | Crete Center for Theoretical Physics, University of Crete | Greece |
| Toriumi | Reiko | University of California, Irvine | U.S.A. |
| Trombetti | Tiziana | INAF / IASF Bologna - University La Sapienza Roma | Italy |
| Troncoso | Ricardo | Centro de Estudios Cientificos (CECs), Valdivia | Chile |
| Tsamis | Nikos | Crete Center for Theoretical Physics, University of Crete | Greece |
| Tsoukalas | Minas | Department of Physics, NTUAthens | Greece |
| Tsujikawa | Shinji | Department of Physics, Faculty of Science, Tokyo University of Science | Japan |
| Tzounis | Christos | Department of Physics, University of Patras | Greece |
| Vidotto | Francesca | Centre de Physique Théorique de Luminy, Marseille | France |
| Voliotis | Dimitris | Department of Physics, University of Patras | Greece |
| Wallden | Petros | Department of Physics, University of Athens | Greece |
| Wang | Bin | Shanghai Jiao Tong University | China |
| Wetterich | Christof | Institute for Theoretical Physics, Heidelberg University | Germany |
| Wilson-Ewing | Edward | Centre de Physique Théorique, Université de la Méditerranée | France |
| Woodard | Richard P. | Department of Physics, University of Florida | U.S.A. |
| Yamamoto | Kei | DAMTP, University of Cambridge | U.K. |
| Zamarias | Vassilis | Department of Physics, NTUAthens | Greece |