Our addiction to chart porn continues to find stimulus in Lapham’s Quarterly‘s fantastic exploration of great geniuses’—including writers such as Mary Shelley, Mark Twain, Ernest Hemingway, and J.D. Salinger—more, uh, personal connections. (Click on the image to enlarge.) And of course, it all comes back to Kevin Bacon. No, really for reals: Ralph Waldo Emerson and the actor are only four steps apart. Think about that the next time you’re watching Tremors on cable.