The anthrax letter attacks of 2001 resulted in a seven year investigation that the FBI described as "one of the largest and most complex in the history of law enforcement." However, because nearly seven years passed before the public was made aware of who the FBI had determined was the lone perpetrator, the public's view of the case was muddled by wildly inaccurate news reporting, by a constant barrage of conspiracy theories, and by wild distortions of the actual facts of the case by people who had their own beliefs about who sent the letters and why. "A Crime Unlike Any Other" is a narrative...