Open wide! Alice holds a telephone. The monotonous tone of an engaged line, repeats its endless cycle. She curses and hangs up. After waiting a few minutes, with her frustration simmering, she tries again. This time, her patience is rewarded when the number she is calling rings out. “Hello, Johnson Road Dental. How may I help you?” the receptionist at the other end enunciates. “Good morning," replies Alice. “Could I make...