Northwestern University Department of Physics and Astronomy, 2145 Sheridan Road, Evanston, IL 60208-0834, USA	Chris Belczynski [e-mail: belczynski@northwestern.edu ] Vicky Kalogera [e-mail: vicky@northwestern.edu ]
University of Amsterdam Astronomical Institute Kruislaan 403, 1098 SH Amsterdam, Netherlands	Simon Portegies Zwart [e-mail: spz@science.uva.nl ]
University of Cambridge Institute of Astronomy Madingley Road, Cambridge CB3 0HA, UK	Gijs Nelemans [e-mail: nelemans@ast.cam.ac.uk ] Christopher Tout [e-mail: cat@ast.cam.ac.uk ]
Los Alamos National Laboratories Theoretical Astrophysics, MS B288 Los Alamos, NM 87545, USA	Chris Fryer [e-mail: fryer@lanl.gov ]
Department of Astophysics American Museum of Natural History Central Park West at 79th Street New York, NY 10024, USA	Jarrod Hurley [e-mail: jhurley@amnh.org ]
Sterrenkundig Instituut Utrecht Postbus 80000 3508 TA Utrecht, The Netherlands	Onno Pols [e-mail: o.r.pols@astro.uu.nl ]