Understanding each other, The Types in Relationship, Overview. Class 1 (April 5): Historical Background and Intro to the 9 types,  Head, Heart and Gut. Class 2 (April 12): Why do people of the same type look different?  Wings, TriTypes, Lines of Connection, Instinctual Subtypes. Class 3 (April 26): Understanding each other, The Types in Relationship, Overview. […]