pWhen I first met Don Mullen in my preaching classes, I knew that he had come to Princeton Seminary after years as a leading cardiac surgeon in Milwaukee. I soon came to realize that his medical aptitude was matched by his many other gifts--- gifts for faithful preaching, intelligent leadership, pastoral compassion, and deep dedication to the gospel. In this breathtaking memoir, we see Don Mullen change direction from his successful medical career to become a courageous healing presence and witness for the gospel in some of the world's most challenging places. Through this book, what has been an adventure of faith and hope for Dr. Mullen becomes one for the reader as well. p-Thomas G. Long, Professor of Preaching, Emeritus, Candler School of Theology, Emory University pIn his book, A Radical Change of Direction, Dr. Don Mullen describes the journey of a highly successful conservative cardiac surgeon with over three thousand open-heart procedures and many thousands of thoracic and vascu