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. 

Immerse yourself in the thrilling mystery of John Verdon's international bestseller, "Think of a Number." This fictional novel follows the story of a crime and police procedural, with suspense and twists that will keep you on the edge of your seat. Published by Crown Publishing Group, T.H.E in 2012, this trade paperback format with 431 pages is perfect for young adults and adults alike. Explore the intricate storyline, without worrying about the item's condition, and get lost in the captivating narrative type. With a weight of 13.4 Oz and dimensions of 8in x 5.2in x 1in, this book is easy to carry around and enjoy anytime, anywhere. Don't miss out on this gripping tale, which falls under the categories of "Mystery & Detective," "Thrillers/Suspense," and "Crime."