St. Augustine's role in the Pelagian controversy, wherein a popular theologian issued beliefs contrary to those of the Catholic order, is explained here. Pelagius was a popular figure in Rome and wider Christendom; thought to have hailed from the British Isles, his multilingualism, learned stature and obvious ascetic leanings made him a well-recognized and appreciated Christian. Years of preaching in Rome in the 4th and 5th...