My friend and colleague Dr. Sean Michael Lucas, Associate Professor of Church History at Reformed Theological Seminary and Senior Pastor, First Presbyterian Church, Hattiesburg, MS, has just made a major contribution to the history of Presbyterian and Reformed denominational life in North America. His book For a Continuing Church: The Roots of the Presbyterian Church in America (P&R, 2015) is the fruit of more than a decade of careful historical research and reflection. It was my privilege to write the foreword to this book, which I include…