A CAEZIK Notable book. CAEZIK Notables is a series of speculative-fiction books marking important milestones in science fiction or fantasy. Each book published in the series has a new introduction highlighting the book's significance within the genre. In the 1960's, before anyone had even conceived of the concept of virtual reality, before computers were even in mainstream thought, Daniel F. Galouye imagined the unimaginable. In doing so, he...