Centers of Intelligence Archives

January 13, 2026January 11, 2026

Dear Carl (a Response To Carl Marsak)

Susan Rhodes Thanks for such a clearly-worded commentary on my recent remarks about the origin of the enneagram subtypes. Yes, I definitely see the...

by Susan Rhodes

Centers of Intelligence Latest Research Type Insights Understanding the Enneagram

The Circle, Triangle & the Hexad: Part 2

The Mysterious Center Points of 3, 6, and 9 Susan Rhodes Anyone familiar with the enneagram knows it consists of three geometric figures: a...

by Susan Rhodes November 27, 2025November 22, 2025

Centers of Intelligence Latest Research Spirituality Understanding the Enneagram

Ken Wilber’s Integral Kosmology part 2 — the integral enneagram

Susan Rhodes The Pre/Trans Fallacy & the Enneagram To summarize what we’ve talked about so far, KenWilber’s model of development of consciousness is based...

by Susan Rhodes October 11, 2025October 3, 2025

Centers of Intelligence Understanding the Enneagram

The Notes and the Melody, Part 4

Working with the Inner Triangle Mario Sikora “You people in the West make it too difficult. If you want to be happy, stop doing...

by Mario Sikora September 23, 2025September 14, 2025

Centers of Intelligence Personal Growth/Self-Development Understanding the Enneagram

A Deeper Look at the Three Centers

Kathy Hurley & Theodorre Donson Has your study of the Enneagram made you a freer person? We have found the application of the ancient...

by Kathy Hurley & Theodorre Donson September 11, 2025September 9, 2025

Centers of Intelligence Type 2 Type 3 Type 4 Understanding the Enneagram

Enneagram Defense Mechanisms, Part 3

Peter O'Hanrahan Emotionally Based Defenses The emotional (or feeling) types, whose lead center is in the area of the heart, solar plexus, and diaphragm,...

by Peter O'Hanrahan July 13, 2025June 9, 2025

Centers of Intelligence Personal Growth/Self-Development Type 5 Type 6 Type 7 Understanding the Enneagram

Enneagram Defense Mechanisms: Guardians of the Fixations – Part 1

Peter O'Hanrahan Working with the Enneagram presents a number of challenges to us as students of the system. One of these is the sheer...

by Peter O'Hanrahan July 7, 2025June 9, 2025

Centers of Intelligence Instincts and Subtypes Latest Research Understanding the Enneagram

Comment on Replacing Triad of Instinct to Triad of Will

Tom Isham In Judith Searle’s positive response (“Understanding the Body Center,” April 2012 EM) to an earlier article by Susan Rhodes, more than one...

by Tom Isham May 11, 2025April 24, 2025

Centers of Intelligence Type 7 Understanding the Enneagram

Intimate Sevens

Tom Condon Intimate Sevens tend to embellish reality with fantasy. Open to new experiences and avid learners, they have rich imaginations and are exceptionally...

by Tom Condon March 24, 2025March 24, 2025