The editor would like to thank the following people for their help and support: Susan Casper, Jonathan Strahan, Sean Wallace, Neil Clarke, Gordon Van Gelder, Andy Cox, John Joseph Adams, Ellen Datlow, Sheila Williams, Trevor Quachri, Emily Hockaday, Peter Crowther, William Shaffer, Ian Whates, Paula Guran, Tony Daniel, Liza Trombi, Robert Wexler, Patrick Nielsen Hayden, Stephen Cass, Michael Smith, Lynne M. Thomas, Gavin Grant, Kelly Link, Fred Coppersmith, Ian Redman, David Lee Summers, Wendy S. Delmater, Beth Wodzinski, E. Catherine Tobler, Carl Rafala, Edmund R. Schubert, C. C. Finlay, A. C. Wise, Dirk Strasser, Jed Hartman, Rich Horton, Mark R. Kelly, Nick Gevers, Tehani Wessely, Ivor Hartmann, Shahid Mahmod, Tom Easton, Jason Pontin, Giovanna Bortolamedi, Jaym Gates, Eric T. Reynolds, Paula Guran, Andrew Leon Hudson, August Cole, John Morgan, Romain Warnault, Bryant Thomas Schmidt, Karen Bovenayer, Patrick Walsh, Jenny Blackford, Russel B. Farr, Anjula Jalan, Djibril al-Ayad, Renee Zuckerbrot, Elizabeth Bear, Aliette de Bodard, Lavie Tidhar, Robert Reed, Vandana Singh, Alastair Reynolds, Ken Liu, Nancy Kress, Ian McDonald, Chaz Brenchley, Ken Liu, Karl Bunker, Paolo Bacigalupi, Lauren Beukes, Allen M. Steele, Rich Larson, Greg Egan, Nick Harkaway, Benjamin Rosenbaum, Geoff Ryman, John Barnes, Jason Eik Lundberg, Jim DeMaiolo, Carrie Vaughn, Gareth L. Powell, Stephen Baxter, Kristine Kathryn Rusch, Indrapramit Das, Kelly Robson, Django Wexler, Sam J. Miller, Paul McAuley, Vonda N. McIntyre, Christopher Rowe, Jim Grimsley, Carter Scholz, Nick Wolven, Naomi Kritzer, Sarah Pinsker, John Kessel, Terry Bisson, David Kunsken, Daniel Abraham, James Sarafin, Gwyneth Jones, Michael F. Flynn, Martin L. Shoemaker, Sean McMullen, Albert E. Cowdrey, Bill Johnson, Joe Pitkin, Ned Beauman, Eleanor Arnason, Ann Leckie, Seanan McGuire, Ty Franck, Madeline Ashby, John O’Neill, Vaughne Lee Hansen, Mark Watson, Katherine Canfield, Jamie Coyne, and special thanks to my own editor, Marc Resnick.
Thanks are also due to the late, lamented Charles N. Brown, and to all his staff, whose magazine Locus [Locus Publications, P.O. Box 13305, Oakland, CA 94661. $63 in the U.S. for a one-year subscription (twelve issues) via periodical mail; $76 for a one-year (twelve issues) via first class credit card orders (510) 339 9198] was used as an invaluable reference source throughout the Summation; Locus Online (www.locusmag.com), edited by Mark R. Kelly, has also become a key reference source.