"If you've got nothing to hide," many people say, "you shouldn't worry about government surveillance." Others argue that we must sacrifice privacy for security. But as Daniel J. Solove argues in this important book, these arguments and many others are flawed. They are based on mistaken views about what it means to protect privacy and the costs and benefits of doing so. The debate between privacy and security has been framed incorrectly as a zero-sum game in which we are forced to choose between one value and the other. Why can't we have both?