"Start with Douglas Adams's comic science fiction (A Hitchhiker's Guide to the Galaxy) and J.R.R. Tolkien's alternative worlds, mix in James Ellroy's gritty realism and Jonathan Swift's unflinching satire and, if you're lucky, you'll get something like Terry Pratchett's Thud!" —Wall Street Journal

City Watch Commander Sam Vimes must solve the murder of a prominent dwarf or watch as Discworld is plunged into

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Sam Vimes can't tell what kind of day he's having. One moment he's fighting a ruthless murderer on top of the library of the Unseen University. The next, he's thrown back in time. But, the city's on the brink of revolt, and that killer he was after in the future is with him here in the past, which is now the present. Now all Vimes has to do is figure out how to get back home--but first he has to change the outcome of a bloody rebellion.