Excerpt: As a culture, we often seem obsessed with the future. Speculative fiction usually focuses on the day after tomorrow, or next year, or next century. It offers us insight into what we might become, good or bad. It helps shape our hopes and dreams, and provides a warning of what might come to pass if we sacrifice ethics and ideals to get there. Writers like Jules Verne, H.G. Wells, Ray Bradbury, Robert Heinlein, Arthur C.