Based on 8 preferences (I,E,N,S,T,F,P,J)

• Sort by (I) and (E): outwardly and not outwardly expressed I: Ni Si Ti Fi E: Ne Se Te Fe

• Sort by (P) and (J): how to receive information and how to process information

P: Ni Ne Si Se J: Ti Te Fi Fe

Reference

Functional stack theory Functional stack 101