Humans may disagree on what behaviors are moral, or on the best way to make specific moral decisions. Even so, our fundamental concept of goodness has to come from somewhere. This is what the moral argument for the existence of God addresses. Put simply, morality exists therefore, God exists. For a culture intoxicated by naturalism, morality provides a strong reason to believe in a Creator the prerequisite for belief in the person and work of Jesus Christ. For many Christians, the moral argument can serve as an apologetic starting point for evangelization. This Postmodern Realities episode is a conversation with JOURNAL author Sarah Geis about her CHRISTIAN RESEARCH JOURNAL Effective Evangelism article Morality, Therefore God: An Evangelistic Strategy