Adoptionism. That Christ was the natural son of Mary and Joseph, `adopted' by God.
Arianism. That God the Son was not divine, nor did he exist from the beginning, but was the first creation of God. Jehovah's Witnesses maintain the Arian doctrine.
Docetism. That Christ did not have a real or natural body during his life on earth but only an apparent or phantom one.
Ebionism. Rejected the Virgin Birth of Jesus, instead holding that he was the natural son of Joseph and Mary. The Ebionites believed Jesus became the Messiah because he obeyed the Jewish Law. Ebionites also rejected Paul.
Gnosticism. An umbrella term for a wide variety of views rejecting conventional Christianity. A typical doctrine was that the world, produced from evil matter and possessed by evil demons, could not be the creation of a good God. To its adherents, Gnosticism promised a secret knowledge of the divine realm.
Manichaeism. Dualist belief in the separate and independent existence of a god of good (Jehovah) and a god of evil (Satan), the whole of existence being a struggle between the two.
Monophysitism. Maintained that Christ had only one (divine) nature, thereby opposing the orthodox doctrine that he was both divine and human. The modern Abyssinian church, Armenian church, and Coptic church, maintain a Monophysitic doctrine.
Pelagianism. Denied the doctrine of original sin, and the necessity for infant baptism, maintaining that all sin resulted from deliberate human choice.
Sabellianism. That God the Father, God the Son and the Holy Spirit were just ASPECTS of one entity, and not also independent entities in their own right.
Leaders who claim a unique, exclusive ministry, revelation, or position of authority from God.
A belief that the group is the only true Church (group) or that it maintains a critical stance regarding other Christians while praising and exalting its own leaders.
Use of intimidation by warning that members who leave the group will "go to hell" or suffer some other calamity.
The requirement that members give substantial portions of their income to the group or leaders.
Over-emphasis on loyalty to the group that results in almost total absorption of one's life into its activities.
Development of a "we versus them" mentality that makes outsiders evil enemies of the cause.