In this series, Dr. R.C. Sproul challenges Christians to remain faithful to Christ as citizens of the city of God. Dr. Sproul explains that as members of the body of Christ, we are in the fellowship of God's people and in communion with saints from all history. Audio CD. Five 23-minute messages.About the Author: Dr. R.C. Sproul, the founder and chairman of Ligonier Ministries, is known for his ability to communicate the deep truths of the Christian faith. He is chancellor of Reformation Bible College, preaches at Saint Andrew's Chapel, and is the featured teacher on the daily radio program Renewing Your Mind. He has written more than one hundred books.