The idea of human cruelty to animals so consumes novelist Elizabeth Costello in her later years that she can no longer look another person in the eye: humans, especially meat-eating ones, seem to her to be conspirators in a crime of stupefying magnitude taking place on farms and in slaughterhouses, factories, and laboratories across the world.Costello's son, a physics professor, admires her literary achievements, but dreads his mother's lecturing on animal rights at the college where he teaches. His colleagues resist her argument that human reason is overrated and that the inability to reason does not diminish the value of life; his wife denounces his mother's vegetarianism as a form of moral superiority.At the dinner that follows her first lecture, the guests confront Costello with a range of sympathetic and skeptical reactions to issues of animal rights, touching on broad philosophical, anthropological, and religious perspectives. Painfully for her son, Elizabeth Costello…
