Scott Westerfeld cut his teeth on the popular science fiction series, The Uglies, describing a not-quite-perfect future in which adolescents are surgically modified to be beautiful, but stupid. Demonstrating that he is definitely not afraid to switch gears, Westerfeld has leapt from the future to the past for his next creation, commencing with Leviathan, which the author describes as “Edwardian biotechnology versus Teutonic machinery. With airships.”

Paolo Bacigalupi has been making a name for himself in the science fiction community over the last half-dozen years, penning several short stories and collections preoccupied with the same dystopian future (he won two Locus awards for 2008's Pump Six and Other Stories. In his debut novel,The Windup Girl, Bacigalupi expounds upon his vision of a world dependent on human muscle as its primary energy source. In this grim imagining of Earth's future, the environment was devastated by global warming and rising oceans...