What can we learn about God's attributes by examining His three persons? Dr. Vern Poythress, distinguished professor at Westminster Theological Seminary, joins me to discuss his book, "The Mystery of the Trinity: A Trinitarian Approach to the Attributes of God." Plus: Youth culture expert Jonathan McKee discusses his book, "The Teen's Guide to Face to Face Connections in a Screen to Screen World: 40 Tips to Meaningful Communication." Join us for Monday's JANET MEFFERD TODAY.