William J. Birnes is the New York Times bestselling co-author of The Day After Roswell with Lt. Col. Philip J. Corso. Birnes is the publisher of UFO Magazine and Filament Electronic Books and was the editor of the UFO Encyclopedia and the McGraw-Hill Personal Computer Programming Encyclopedia. Birnes lives in Los Angeles and New York with his wife, novelist and editor, Nancy Hayfield.

Joel Martin is nationally recognized as a paranormal expert and bestselling author. Since the early 1970s, Joel has been a radio talk show host. As a TV talk show host, he won the Cable Ace Award. As an investigative reporter about the paranormal and psychic phenomena, he discovered internationally renowned medium George Anderson, and exposed the Amityville Horror as a hoax. Joel is also a network TV consultant about the paranormal and has made many TV appearances.