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Tim Powers is the author of fourteen novels, including The Anubis Gates, Declare, Hide Me Among the Graves, and On Stranger Tides, which was adapted for the fourth Pirates of the Caribbean movie of the same title. His novels have twice won the Philip K. Dick Award and the World Fantasy Award for Best Novel, and three times won Locus Awards. Powers lives with his wife, Serena, in San Bernardino, California.

Cristina Macía is an author known for both her fantasy reference work and her original fiction. She co-authored The World of Ice & Fire and has written novels such as Nómadas nocturnos and Retratos de los hijos.