Robert Silverberg has been a professional writer since 1955, widely known for his science fiction and fantasy stories. He is a many-time winner of the Hugo and Nebula awards, was named to the Science Fiction Hall of Fame in 1999, and in 2004 was designated as a Grand Master by the Science Fiction Writers of America.

His books and stories have been translated into forty languages. Among his best known titles are Nightwings, Dying Inside, The Book Of Skulls, and the three volumes of the Majipoor Cycle: Lord Valentine's Castle, Majipoor Chronicles and Valentine Pontifex.

His collected short stories, covering nearly sixty years of work, are being published in nine volumes by SF Gateway and Subterranean Press. His most recent book is Tales Of Majipoor (2013), a new collection of stories set on the giant world made famous in Lord Valentine's Castle.

He and his wife Karen and an assorted population of cats, live in the San Francisco Bay Area in a sprawling house surrounded by exotic plants.

RICK WILBER is an award-winning writer and editor who has published a half-dozen novels and short-story collections, several college textbooks on writing and the mass media, and more than fifty short stories in major markets, including several published in Asimov’s Science Fiction magazine that are set in the same near-future as Alien Day.

He has won the Sidewise Award for Alternate History for the story, “Something Real,” and his previous S’hudonni Empire novel, Alien Morning, was a finalist for the John W. Campbell Memorial Award. He lives in Florida.

Pat Cadigan (1953 -)Pat Cadigan was born in Schenectady, NY, and grew up in Fitchburg, MA. Attending the University of Massachusetts on a scholarship, she eventually transferred to the University of Kansas where she received her degree.

Since embarking on her career as a fiction writer in 1987, her Hugo and Nebula Award-nominated short stories have appeared in such magazines as Omni, The Magazine of Fantasy and Science Fiction, and Asimov's Science Fiction Magazine as well as numerous anthologies.

Her first collection, Patterns, was honoured the Locus Award in 1990, and she won the Arthur C. Clarke Award in 1992 and 1995 for her novels Synners and Fools. Pat Cadigan moved to the UK in 1996 and now lives in London.

Ellen Datlow has been editing science fiction, fantasy, and horror short fiction for more than thirty years. She was the fiction editor of Omni magazine and Sci Fiction and has edited almost one hundred anthologies.

Datlow has also won lifetime achievement awards from three prominent genre organizations and current acquires short fiction for Tor.com.