onepointzero rated Why We Love Dogs, Eat Pigs, and Wear Cows: An Introduction to Carnism: The Belief System That Enables Us to Eat Some Animals and Not Others: 5 stars Feb. 15, 2015 Public Why We Love Dogs, Eat Pigs, and Wear Cows: An Introduction to Carnism: The Belief System That Enables Us to Eat Some Animals and Not Others by Melanie Joy