The Year's Best Science Fiction is a 11-book series with 11 released primary works first released in 1968 with contributions by Charlie Jane Anders, Tobias S. Buckell, Indrapramit Das, Saleem Haddad, Suzanne Palmer, Karin Tidbeck, Ted Chiang, Rich Larson, Han Song, S. L. Huang, Fran Wilde, Anil Menon, Alice Sola Kim, Peter Watts, Suyi Davies Okungbowa, Tegan Moore, Elizabeth Bear, N. K. Jemisin, Ken Liu, Alec Nevala-Lee, Vandana Singh, E. Lily Yu, Sofía Rhei, Greg Egan, Chinelo Onwualu, Fonda Lee, Caroline M. Yoachim, Malka Older, Nancy Kress, Geoff Ryman, Michael Swanwick, Paul Melko, M. Shayne Bell, Vernor Vinge, Harry Turtledove, John C. Wright, James Van Pelt, Geoffrey A. Landis, Kage Baker, Robert Reed, William Shunn, Dominic Green, Paul Di Filippo, Terry Dowling, Nicholas A. DiChario, Terry Bisson, John Varley, Judith Moffett, Howard Waldrop, Kristine Kathryn Rusch, William Barton, John Kessel, Charles Stross, Steven Popkes, Walter Jon Williams, Paolo Bacigalupi, Jack Skillingstead, Robert Charles Wilson, Sarah Monette, Steven Gould, Albert E. Cowdrey, Nicola Griffith, Michael Poore, Ted Kosmatka, Damien Broderick, Adam Roberts, Karl Bunker, Paul Cornell, Chris Roberson, Ian Creasey, Ian McDonald, John Barnes, Bruce Sterling, Alexander C. Irvine, Jay Lake, Lavie Tidhar, Mary Rosenblum, Jo Walton, Rand B. Lee, Paul McAuley, Maureen F. McHugh, Gardner Dozois, Carolyn Ives Gilman, Matthew Claxton, Gord Sellar, Kathe Koja, Carter Scholz, Gregory Benford, Ian McHugh, Aliette de Bodard, Craig DeLancey, Sam J. Miller, Shariann Lewitt, David Gerrold, Steven Barnes, Alastair Reynolds, Pat Murphy, Paul Doherty, Nina Allan, Derek Kûsken, Samantha Henderson, Stephen Baxter, Ian R. MacLeod, Bill Johnson, James Patrick Kelly, Eleanor Arnason, Carrie Vaughn, Mercurio D. Rivera, Maggie Clark, M.L. Clark, and Melissa Scott.