See also:

• Science: Social Sciences: Psychology: Personality: Enneagram  (63)
• Society: Religion and Spirituality: Fourth Way: Enneagram  (1)

• Enneagram - Criticisms from a Christian perspective.
• The Enneagram: Psychic Babble - The Enneagram is a growing source of controversy among Catholic professionals in the fields of education, counseling, and priestly formation.
• The Enneagram Theory of Personality - An essay from the St. Catherine Review asserting that the personality-typing theory is a fraud.
• Gurdjieff and the Enigmatic Enneagram - Some general information on the enneagram from an Anglican point of view.
• Skeptic's Dictionary: enneagram - A skeptical perspective.
• Tell Me Who I Am, O Enneagram - Criticism of the "enneagram industry" by Mitchell Pacwa, S.J., from the "Christian Research Journal", Fall 1991.