Description: This study is the first comprehensive history of the impact of the modern missionary movement on the understanding of and work toward Christian unity. It tells stories from all branches of the church: Roman Catholic, Orthodox, and Protestant in its many types (conciliar, evangelical, Pentecostal, and independent). Part 1, ""Historical,"" highlights the contribution of modern missions to Christian unity, from William Carey and his antecedents and peers to present-day missions. Part 2, ""Ten Models of Unity,"" takes an inductive approach to history, asking not ""how should...