In 1994, Robert Wright wrote what The New York Times Book Review labeled one of the best books of that year called The Moral Animal: Why We Are The Way We Are. In this book, Wright attempts to answer questions about our biology that research is shedding more light on; questions like, "What is the best reproductive strategy for humans?" "Where does self-esteem come from?" and "Why do parents have a favorite child?" Answering these questions, and more, offer tremendous insights as to ...