We commissioned Karen Armstrong and Richard Dawkins to respond independently to the question "Where does evolution leave God?" Neither knew what the other would say. Here are the results.

Karen Armstrong says we need God to grasp the wonder of our existence

Richard Dawkins has been right all along, of course—at least in one important respect. Evolution has indeed dealt a blow to the idea of a benign creator, literally conceived. It tells us that there is no Intelligence controlling the...