The Three Hierarchs
The Three Hierarchs of Eastern Christianity - Basil the Great, Gregory the Theologian, and John Chrysostom. They were highly influential bishops of the early church who played pivotal roles in shaping Christian theology. In Eastern Christianity they are also known as the Three Great Hierarchs and Ecumenical Teachers, while in Roman Catholicism the three are honored as Doctors of the Church. The three are venerated as saints in Eastern Orthodoxy, Catholicism, Anglicanism and other Christian churches.