The MBTI was initially developed in the 1940s by Katharine Cook Briggs and her daughter, Isabell Briggs Myers, loosely based on a personality typology created by psychoanalyst Carl Jung.

To familiarize yourself with all the personalities, I recommend podcasts like Typology (Enneagram) and Type Talks (MBTI), as well as Type Talk by Otto Kroeger and Janet M. Thuesen. Feeling ...