Beginning with the classic Dragonriders of Pern, Anne McCaffrey has created a complex, endlessly fascinating world uniting humans and great telepathic dragons. Millions of devoted readers have soared on the glittering wings of Anne's imagination, following book by book the evolution of one of science fiction's most beloved and honored series. Now, for the first time, Anne has invited another writer to join her in the skies of Pern, a writer with an intimate knowledge of Pern and its history: her son, Todd.