So he was a stepson and son-in-law. And he also proved to be a relatively capable emperor. You can see Augustus had a fairly long rule. He took power in his 30s, and his power ended in his 70s. And Tiberius too had a fairly long rule. From a historical point of view, or even a biblical point of view, it's worth noting that Jesus would have been crucified under Tiberius' rule. The Roman emperor referred to in the New Testament is Tiberius.