The crime fiction canopy's a broad one, with room to give shelter to writing of all sorts, as editor Lawrence Block shows with At Home in the Dark: "Some of these stories have one or both feet planted in another genre. James Reasoner's story is a period western, Joe Lansdale's is bleakly dystopian, and Joe Hill's novelette slithers through a little doorway into another world. "And now that I've singled out those three, I suppose I should go ahead and list the rest of the gang: N. J. Ayres, Laura Benedict, Jill D. Block, Richard Chizmar, Hilary Davidson, Jim Fusilli, Elaine Kagan, Warren Moore, Joyce Carol Oates, Ed Park, Nancy Pickard, Thomas Pluck, Wallace Stroby, and Duane Swierczynski. "If you're looking for a common denominator, two come to mind. They're all dark stories, with nothing cozy or comforting about them. And every last one of them packs a punch. "Which is to say that they're all very much At Home in the Dark—and we can thank O. Henry, master of the surprise...