defense of “the tradition derived from the apostles, of the very great, the very ancient and universally known church founded and organized at Rome by the two most glorious apostles, Peter and Paul.”11 He argues on this basis that any reading of Paul that seals him off from his colleagues in Jerusalem is untenable and unhistorical and leads ultimately to a heretical distortion of the apostolic message. Though Irenaeus has the entire Jerusalem apostolate in mind, it is clearly Peter who is positioned