Dale Ahlquist is president of the American Chesterton Society. Through his long running television series, The Apostle of Common Sense, as well as his books and lectures, he has helped bring about a great renewal of interest in the works of G. K. Chesterton. He has authored and contributed to several books on Chesterton, including Common Sense 101: Lessons from G. K. Chesterton, G. K. Chesterton: The Apostle of Common Sense, and In Defense of Sanity: The Best Essays of G. K. Chesterton.