Now, first amongst these apostles is often considered Peter. This is Peter right over here. He is mentioned in the gospels. He is beside Jesus at the time of the transfiguration. Amongst Roman Catholics, he is viewed as the first pope. And he is really the head of the church of the Christian followers, and they're not even called Christians at this point, in Jerusalem right over here. But we're going to talk about another significant apostle as well in this video, and that is Paul.