Northwestern University Department of Physics and Astronomy, 2145 Sheridan Road, Evanston, IL 60208-0834, USA	Chris Belczynski Note: Chris is now at New Mexico State University, Department of Astronomy [e-mail: kbelczyn@nmsu.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 Gis is now at Radboud University, Department of Astrophysics [e-mail: nelemans@astro.ru.nl] 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 Jarrod is now at Swinburne University of Technology, Centre for Astrophysics & Supercomputing [e-mail: jhurley@swin.edu.au
Sterrenkundig Instituut Utrecht Postbus 80000 3508 TA Utrecht, The Netherlands	Onno Pols [e-mail: o.r.pols@astro.uu.nl ]