Elizabeth Anthony believes she was born to be a teacher. She admits that she tortured her younger brother and sister by making them sit in the play house in the backyard of their home while she relentlessly taught them numbers and letters and while she read aloud from their collection of Little Golden Books. By the time Ms. Anthony's siblings went to kindergarten, however, both were well ahead of their peers. Their parents were professional and literate, so she takes only minimal credit. She was a dedicated student, satisfied with nothing less than "straight A's" throughout elementary, middle,...