Mash Up

Gardner Dozois with John Scalzi (Contributor), Tad Williams (Contributor), Elizabeth Bear (Contributor), Nancy Kress (Contributor), Daryl Gregory (Contributor), John G. Hemry (Contributor), Paul Di Filippo (Contributor), Nancy Kress (Contributor), Daryl Gregory (Contributor), John G. Hemry (Contributor), Paul Di Filippo (Contributor), Robert Charles Wilson (Contributor), Allen M. Steele (Contributor), Lavie Tidhar (Contributor), Mary Robinette Kowal (Contributor), James Patrick Kelly (Contributor), Mike Resnick (Contributor)