Wizards - Jack Dann

Neil Gaiman, Eoin Colfer, and many more join this magical brew [that] will enchant young adult readers and their elders as well. (Publishers Weekly)
In Wizards, today's master fantasists turn their hands to tales of these magical beings, living in both ancient and modern times, as well as in fantasy realms that never were.
Featuring stories by New York Times bestselling authors Neil Gaiman, Eoin Colfer and Garth Nix as well as tales from Kage Baker, Peter S. Beagle, Terry Bisson, Orson Scott Card, Terry Dowling, Andy Duncan, Jeffrey Ford, Elizabeth Hand, Nancy Kress, Tanith Lee, Patricia A. McKillip, Mary Rosenblum, Tad Williams, Gene Wolfe, and Jane Yolen.