By far one of the most engrossing pieces of investigative reporting I've gotten into. Lawrence Wright has an uncanny ability to suck you in and keep you reading, even if you already have some prerequisite knowledge of Scientology's turbulent history.

For those who have seen the HBO documentary of the same name and are concerned that the book is much of a retread: It absolutely isn't. While the situations in the documentary are described in greater length in the book, there's a number of other situations presented that are completely separate from the film.