The stark cover of University of Michigan professor Douglas Trevor's new novel, "Girls I Know," features an empty diner booth. But once you start reading about Walt, the novel's 29-year-old, Boston-loving main character, and his beloved regular breakfast place, The Early Bird Cafe, that empty booth, the centerpiece of a cover bathed in primary colors, starts to look portentous.Continue reading U-M professor Douglas Trevor talks about his novel, 'Girls I Know'...