Think of a Number by John Verdon

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“Jason Strunk was by all accounts an inconsequential fellow, a bland thirty-something, nearly invisible to his neighbors – and apparently inaudible as well, since none could recall a single specific thing he’d ever said. They couldn’t even be certain that he’d ever spoken. Perhaps he’d nodded, perhaps said hello, perhaps muttered a word or two. It was hard to say. All expressed a conventional initial amazement, even a temporary disbelief, at the revelation of Mr. Strunk’s obsessive devotion to killing middle-aged men with mustaches and his uniquely disturbing way of disposing of the bodies: cutting them into manageable segments, wrapping them colorfully, and mailing them to local police officers as Christmas presents….” keep reading…

Arriving in the mail over a period of weeks are taunting letters that end with a simple declaration, “Think of any number…picture it…now see how well I know your secrets.” Amazingly, those who comply find that the letter writer has predicted their random choice exactly. For Dave Gurney, just retired as the NYPD’s top homicide investigator and forging a new life with his wife, Madeleine, in upstate New York, the letters are oddities that begin as a diverting puzzle but quickly ignite a massive serial murder investigation. What police are confronted with is a completely baffling killer, one who is fond of rhymes filled with threats and warnings, whose attention to detail is unprecedented, and who has an uncanny knack for disappearing into thin air. Even more disturbing, the scale of his ambition seems to widen as events unfold.

• Test the mind of a killer. Play the Think of a Number Game. Don’t miss this. Seriously. YOU WILL BE SHOCKED.

• Watch the book trailer for Think of a Number

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