Alejandro Cruz Osorio (Universidad de Valencia)
Andres Mauricio Suárez (National University of Colombia)
Antoni Ramos Buades (University of the Balearic Islands)
Bruno Giacomazzo (University of Trento)
Daniele Vernieri (Instituto Superior Técnico)
David Hilditch (Instituto Superior Técnico)
Edgar Gasperin Garcia (Instituto Superior Técnico)
Federico Cipolletta (TIFPA Trento)
Filippo Santoliquido (Università degli Studi di Padova)
Gela Haemmerling (University of Tuebingen)
Geraint Pratten (Universitat de les Illes Balears)
Giovanni Camelio (Stockholm University, Astronomy Department)
Gonçalo Andrade (Instituto Superior Técnico)
Gonçalo Castro (Instituto Superior Técnico)
Guillermo Eaton (Universidad de Guanajuato)
Hassan Khalvati (Sharif University of Technology)
Helvi Witek (King's College London)
Ilia Musco ((ICC) Institut de Ciències del Cosmos, University of Barcelona)
Isabel Suárez Fernández (Instituto Superior Técnico)
Jonah Miller (Los Alamos National Laboratory)
Johannes Noller (ETH Zurich)
Jorge Lopes (Instituto Superior Técnico)
Konstantinos Sapountzis (Center for Theoretical Physics PAS)
Kyriakos Destounis (Instituto Superior Técnico)
Lawrence Dam (University of Sydney)
Marco Giammaria (INAF - OATO)
Michal Pirog (Institute of Physics, Jagiellonian University)
Michele Grasso (Center for Theoretical Physics of the Polish Academy of Science)
Miguel Correia (Instituto Superior Técnico)
Miguel Ferreira (Instituto Superior Técnico)
Miguel Zilhão (Instituto Superior Técnico)
Miriam Cabero Müller (Albert Einstein Institute Hannover)
Nelson Eiró (Instituto Superior Técnico)
Peter Diener (Louisiana State University)
Raimon Luna (Universitat de Barcelona)
Rita Franco (Instituto Superior Técnico)
Roland Haas (University of Illinois at Urbana-Champaign / NCSA)
Samuel Cupp (Louisiana State University)
Sante Carloni (Instituto Superior Técnico)
Sascha Husa (University of the Balearic Islands)
Sayantan Choudhury (Max Planck Institute for Gravitational Physics, Albert Einstein Institute,Potsdam Golm)
Shyam Das (Dept. of Physics, P. D. Women's College, Jalpaiguri, W.B, India)
Steven R Brandt (Louisiana State University)
Taishi Ikeda (Instituto Superior Técnico)
Thanasis Giannakopoulos (Instituto Superior Técnico)
Theodoros Soultanis (University of Thessaloniki)
Thomas Sotiriou (University of Nottingham)
Wolfgang Kastaun (AEI Hannover)
