The last half of our Lord’s ministry was marred by envy and infighting among his followers. The disciples plotted against each other even on the eve of Christ’s crucifixion, prompting him to wrap himself in a towel and wash their feet in a servant’s basin. The lesson was lost on many bishops during the ensuing centuries. As churches spread across the Roman world, the bishops of Antioch, Alexandria, and Rome assumed particular leadership. Antioch and Rome were, after all,