Who was Martin Luther and why did he leave the Catholic Church? What was the Reformation about? In this book, renowned scholar and Christian apologist John Warwick Montgomery helps you discover who Martin Luther was and what he truly believed and taught about God's Word by letting the Reformer speak for himself on a variety of hotly contested topics through essays on the reformer's writings. Through this book, you'll better understand the work Martin Luther did to proclaim the pure Word of God to people, even in the face of constant opposition.