An extraordinary artist with few rivals in his chosen arena, Dan Simmons possesses a restless talent that continually presses boundaries while tantalizing the mind and touching the soul. Now he offers us a superb quintet of novellas -- five dazzling masterworks of speculative fiction, including "Orphans of the Helix," his award-winning return to the Hyperion Universe -- that demonstrates the unique mastery, breathtaking invention, and flawless...