Within Christianity, Unitarianism is the view that God consists of only one person, the Father, instead of three persons as Trinitarianism states. Unitarians believe that mainstream Christianity has been corrupted over history, and that it is not strictly monotheistic. There are different Unitarian views on Jesus, ranging from seeing him purely as a man who was chosen by God, to seeing him as a divine being, as the Son of God who had pre-existence. Thus, Unitarianism is typically divided into two principal groups: