The Year's Best Science Fiction: Thirty-Fourth Annual Collection by Gardner Dozois and Lavie Tidhar and Carolyn Ives Gilman and Matthew Claxton and Gord Sellar and Kathe Koja and Carter Scholz and Gregory Benford and Paul McAuley and Ian McHugh and Aliette de Bodard and Geoff Ryman and Craig DeLancey and Sam J. Miller and Shariann Lewitt and David Gerrold and Steven Barnes and Alastair Reynolds and Pat Murphy and Paul Doherty and Nina Allan and Derek Kûsken and Samantha Henderson and Stephen Baxter and Ian R. MacLeod and Bill Johnson and James Patrick Kelly and Eleanor Arnason and Karl Bunker and Paolo Bacigalupi and Carrie Vaughn and Charlie Jane Anders and Ted Kosmatka and Mercurio D. Rivera and Maggie Clark and M.L. Clark and Melissa Scott and Ian McDonald and Rich Larson and Ken Liu