Science Fiction
A revolution on a lunar penal colony - aided by a self-aware supercomputer provides the framework for a story of a diverse group of men and women grappling with the ever-changing definitions of humanity, technology, and free will - themes that resonate just as strongly today as they did when the novel was first published. gives readers an extraordinary, thought-provoking glimpse into the mind of Robert A. Heinlein, who, even now, shows us where the future is (Tom Clancy).