Charles E. Fry (M.A. in Theology, Concordia University Irvine) teaches Church History with The Navigators and has spoken in various church and conference settings on the Protestant Reformation. He is the author of The Word of the Cross: Martin Luther’s Heidelberg Disputation and A World Upside Down: Four Essays on the Life and Theology of Martin Luther. He lives in Ona, West Virginia with his wife, Lisa, and their daughter, Heidi.