Hang around book-nerds types long enough and you’ll hear them mention the word “subversive.” Subversive themes, subversive protagonists, subversive…well, you get the picture. Now, before you decide all English professors and book-club members need to be on some government watch list, what they’re talking about are the aspects of a story that make you rethink your assumptions. Part of this rethinking is part of any mystery or detective story. But some literary detectives succeed because they subvert the assumptions other characters make about them. Like that lovely old snoop, Miss Jane Marple. Early Detective Subversives In Agatha Christie’s stories, Miss Jane appears to be the quintessential English Spinster. She gardens, she bakes, she wears nothing but tweed (I think) and she lives in a small, English Village. The kind of lady most people expect is sweet and rather naive. But beneath those fluffy curls and an abominable hat sits an observant and cynical brain. Not much gets past that shrewd, old dame. And when she comes up with some pithy, insightful observation, she subverts the other characters’ expectations. See what I mean? But if Miss Jane set the standard of the unexpected detective, she’s had lots of followers since. One of my…