trust that this will be a rich and deeply rewarding study, and that we will see how relevant and applicable the doctrine of the Trinity is to our own lives. Yes, our understanding of who God really is, and our understanding of how this affects our lives and ministries—both of these areas can be greatly enlarged through looking more carefully at something God cares much about: that he is the one God who is Father, Son, and Holy Spirit. The focus of our study of the Trinity will be to examine especially