WHITLEY STRIEBER is one of today's most influential and bestselling authors of both science fiction and extraordinary fact. He is best known for his groundbreaking memoir Communion, which popularized the alien-abduction thesis, as well as his many bestselling novels, such as The Wolfen and The Hunger. These and other of Strieber's books have formed the basis for many popular movies, including The Day After Tomorrow.
JEFFREY J. KRIPAL is the J. Newton Rayzor professor of religion at Rice University. He is the author of six books, including Esalen: America and the Religion of No Religion, Authors of the Impossible: The Paranormal and the Sacred, and Mutants and Mystics: Science Fiction, Superhero Comics, and the Paranormal.