Members of the Scientific Organizing Committee:
Lars Andersson (Max-Planck-Institute for Gravitational Physics, Germany)
Beverly Berger (Secretary, ISGRG)
Marie-Anne Bizouard (Universite Paris-Sud, France)
Marusa Bradac (UC Davis, USA)
Manuela Campanelli (Rochester Institute of Technology, USA)
Vitor Cardoso (Universidade de Lisboa, Portugal)
Monica Colpi (Universita degli Studi di Milano-Bicocca, Italy)
Alejandro Corichi (Universidad Nacional Autonoma de Mexico, Mexico)
Sergio Dain (Universidad Nacional de Cordoba, Argentina)
Tamara Davis (U of Queensland, Austalia)
Roberto Emparan (Universitat de Barcelona, Spain)
Gary Horowitz (President, ISGRG)
Lam Hui (Columbia U, USA)
Bala Iyer (International Centre for Theoretical Sciences, India)
Renate Loll (Radboud University, Netherlands)
Szabolcs Marka (Columbia U, USA)
Don Marolf (UC Santa Barbara, USA)
Malcolm MacCallum (Deputy-President, ISGRG)
Maura McLaughlin (U West Virginia, USA)
Eric Poisson (U Guelph, Canada) GR21 CHAIR
Takahiro Tanaka (U Kyoto, Japan)
Matt Visser (Victoria University of Wellington, New Zealand)
Members of the Local Organizing Committee:
Zoltan Haiman (Columbia University, Astronomy)
Lam Hui (Columbia University, Physics)
Janna Levin (Barnard College and Columbia University)
Szabolcs Marka (Columbia University, Physics)
Zsuzsa Marka (Columbia Astrophysics Laboratory, Columbia University) CHAIR
Bian Metzger (Columbia University, Physics)
Rebecca Oppenheimer (AMNH)
Rachel Rosen (Columbia University)
Peter Saulson (Syracuse University)