The Diamond Age, written by Neal Stephenson, is a transhumanist dystopian novel set in a future where nanotechnology has transformed society. The story follows a young girl named Nell who receives a stolen interactive book called the Young Lady's Illustrated Primer, which guides her through a world of political intrigue and technological wonders. Stephenson's vivid world-building and exploration of nanotechnology, artificial intelligence, and social inequality make The Diamond Age a thought-provoking read for fans of transhumanist science fiction.