Assessing Christian Use of the Enneagram (Part 4) by Rhenn Cherry

Thinking Biblically about the Enneagram (Part 3) by Rhenn Cherry

The Dangerous Theology of the Enneagram (Part 2) by Rhenn Cherry

The Origins of the Enneagram (Part 1) by Rhenn Cherry

Personality Tests and the Christian Part 1 (history and purpose) by Julie Trotter

Personality Tests and the Christian Part 2 (application) by Julie Trotter

Personality Tests and the Christian Part 3 (examining our motives) by Julie Trotter

Personality Traits - ACBC podcast with Dale Johnson and Jeremy Pierre (15 minutes audio)

Ennegram: The Road Back to You or Somewhere Else by Kevin DeYoung (also includes links to many other articles)

What is the Ennegram? by Marcia Montenegro