Exploring Enneagram Tritype: Theory and Practice

A depth psychology study that reads the nine types as archetypes. Focus groups with types Three, Six, and Nine surfaced the images, symbols, and metaphors each type uses to describe itself, along with the artwork that came out of the sessions.

Gina Thomas

A corrective for the common mistake of turning the Enneagram into a labeling game. Explains why typing yourself and others goes wrong, and what to pay attention to instead when a type is hard to pin down.

Tom Condon

Connects the three centers and their emotions of fear, anger, and sadness to current thinking in neurobiology and emotion regulation. Proposes that each type is built around a distinct pattern of regulating innate mammalian systems.

Jack Killen