Philipp Jakob Spener, father of Pietism
A fascinating broadcast on Issues, Etc., Pietism and American Evangelicalism, featuring Dr. Martin Noland and Pastor Todd Wilken, is so full of good commentary that I must recommend it! I've listened to it three times so far and plan to listen again. Maybe I can earn a degree listening to Issues, Etc broadcasts...
Hour 1 WMA Hour 1 MP3
Hour 2 WMA Hour 2 MP3