Bart Giamatti did not grow up (as he had dreamed) to play second base for the Red Sox. He became a professor at Yale, and then, in time . . . president of the National Baseball League. He never lost his love for the Boston Red Sox. It was as a Red Sox fan, he later realized that human beings are fallen, and that life is filled with disappointment. The path to comprehending Calvinism in modern America, he decided, begins at Fenway Park.