Andrew James Levan Radboud University Nijmegen Thomas Barclay NASA Goddard Space Flight Center Maria Grazia Bernardini INAF - Osservatorio Astronomico di Brera Kornpob Bhirombhakdi Space Telescope Science Institute Eric Burns Louisiana State University and A & M College Sergio Campana INAF - Osservatorio Astronomico di Brera Stephen Bradley Cenko NASA Goddard Space Flight Center Ashley Chrimes Radboud University Nijmegen Paolo D'Avanzo INAF - Osservatorio Astronomico di Brera Valerio D'Elia Agenzia Spaziale Italiana (ASI) Science Data Center (ASDC) Massimo Della Valle INAF - Osservatorio Astronomico di Capodimonte Wen-fai Fong Northwestern University Andrew S. Fruchter Space Telescope Science Institute Nicola Gaspari Radboud University Nijmegen Benjamin Paul Gompertz University of Birmingham Christina Louise Hedges University of Maryland Baltimore County Kasper Elm Heintz Technical University of Denmark-DTU Space Jens Hjorth University of Copenhagen, Niels Bohr Institute Luca Izzo INAF - Osservatorio Astronomico di Capodimonte Pall Jakobsson University of Iceland David Kann Thuringer Landessternwarte Tautenburg (TLS) Jamie Kennea Schmidt Sciences, LLC C. Kouveliotou George Washington University Tanmoy Laskar University of Utah Emeric Le Floc'h University of Arizona Daniele Bjorn Malesani University of Copenhagen, Niels Bohr Institute Andrea Melandri INAF - Osservatorio Astronomico di Brera Susan Elizabeth Mullally Space Telescope Science Institute Ana Nicuesa Guelbenzu Thuringer Landessternwarte Tautenburg (TLS) Eliana Palazzi INAF - Osservatorio di Astrofisica e Scienza dello Spazio Jesse Palmerio Observatoire de Paris Elena Pian INAF - Osservatorio di Astrofisica e Scienza dello Spazio Silvia Piranomonte INAF - Osservatorio Astronomico di Roma Giovanna Pugliese Universiteit van Amsterdam Judith Racusin NASA Goddard Space Flight Center Maria Edvige Ravasio Radboud University Nijmegen Andrea Rossi INAF - Osservatorio di Astrofisica e Scienza dello Spazio Andrea Saccardi DAp-AIM, CEA Paris Saclay Ruben Salvaterra INAF - IASF Milano Boris Sbarufatti INAF - Osservatorio Astronomico di Brera Patricia Schady University of Bath Benjamin Schneider CNRS, Laboratoire d'Astrophysique de Marseille Steve Schulze Weizmann Institute of Science Rhaana L.C. Starling University of Leicester Giulia Stratta INAF - Osservatorio di Astrofisica e Scienza dello Spazio Gianpiero Tagliaferri INAF - Osservatorio Astronomico di Brera Nial Rahil Tanvir University of Leicester Christina C. Thoene Czech Academy of Sciences Susanna Vergani Observatoire de Paris - Section de Meudon Darach Watson University of Copenhagen, Niels Bohr Institute Klaas Wiersema University of Hertfordshire Ralph A.M.J. Wijers Universiteit van Amsterdam Dong Xu National Astronomical Observatories of China (NAOC) Tayyaba Zafar Macquarie University Antonio de Ugarte Postigo CNRS, Laboratoire d'Astrophysique de Marseille