Ad Astra: The 50th Anniversary SFWA Cookbook by Fran Wilde, Cat Rambo and J.G. Faherty and Connie Willis and Vylar Kaftan and Anna D. Allen and Sean Williams and Bonnie Jo Stufflebeam and Nancy Kress and Elizabeth Bear and Barbara Hambly and Mercedes M. Yardley and Astrid Bear and Nalo Hopkinson and Scott Edelman and C.T. Adams and Jay Lake and John F. Carr and Eric J. Guignard and Charles N. Brown and Octavia E. Butler and Charlaine Harris and Steven Brust and Mike Resnick and Liz Argall and Nisi Shawl and Kyle Aisteach and Miriam Weinberg and Eugie Foster and William Gibson and Alethea Kontis and Jerry Pournelle and Laura Anne Gilman and Jim C. Hines and Jane Yolen and Spider Robinson and Bud Sparhawk and Maurice Broaddus and James D. Macdonald and Chuck Wendig and Rachael Acks and Greg Bear and David Brin and Larry Niven and Carrie Vaughn and James L. Cambias and Lou Antonelli and John Scalzi and Pat Cadigan and Ellen Klages and Tim Powers