The Different Versions of the Moral Argument

David Rothkopf: The essential idea of the moral argument can trace back to someone like Plato. He says Immanuel Kant is often thought of as the most significant first major explicit moral apologist. But there were some precursors to him, like Reed and Locke and other. Rothkopff: Why don't we talk about some of the different versions of themoral argument that have come up? And then we'll talk aboutSome of the drawbacks and the benefits of each of them.