"Otto Penzler knows more about crime fiction than most people know about anything."-Robert B. Parker An anthology of challenging riddle mysteries that leave the solution-if there is one- to a different kind of detective: the reader. Uncertain Endings collects the most paradoxical puzzle stories ever written and guarantees to baffle even the most astute aficionado. Otto Penzler is the proprietor of the Mysterious Bookshop in New York City. He is the founder of Mysterious Press and Otto Penzler Books, and has received an Edgar Award, an Ellery Queen Award, and a Raven Award for his contributions to the mystery field.