This week on Theology on the Go, Dr. Jonathan Master is joined by Dr. David Calhoun, who is Emeritus Professor of Church History at Covenant Theological Seminary, St Louis, Missouri. He has taught at Covenant College and Columbia Bible College (now Columbia International University) and served as principal of Jamaica Bible College. Prior to his appointment to Covenant Seminary in 1978, he was the overseas director of Ministries in Action. A Presbyterian minister, he has preached widely in many churches and has conducted Bible and missions conferences. He is the author of a two-volume history of Princeton Seminary – Princeton Seminary, Faith & Learning 1812-1868, and The Majestic Testimony 1869-1929,  ‘Our Southern Zion’: Old Columbia Seminary (1828-1927), and Grace Abounding: The Life, Books and Influence of John Bunyan.   Today Dr. Master will be talking to Dr. Calhoun about his work on John Bunyan. Just for listening, the Alliance of Confessing Evangelicals would like to give you a free resource. An MP3 of Dr. Derek Thomas's lecture, "The Most Important Book Next to the Bible: The Pilgrim's Progress" is yours free as our gift to you.  Go to ReformedResources.org to download your free MPS!      http://www.reformedresources.org/thcbc-2015/the-most-important-book-next-to-the-bible-the-pilgrims-progress-mp3/