12/29/11 – For our readers who happen to live in the great Commonwealth of Virginia or are looking for an excuse to travel there… One of my favorite scholar-author-bloggers, historical theologian Roger Olson (also one of the contributors to our Pietist Impulse book) will be speaking on “Pietism and Pentecostalism: Spiritual Cousins or Competitors?” at … More Pietism and Pentecostalism