The most everyday personality split of all: where you fall on the introversion–extraversion spectrum — chiefly, what recharges you. Our free course covers the science of the difference, its roots in Carl Jung's work, how to tell introvert from extrovert from ambivert, and Susan Cain's landmark talk on the power of introverts.
Introversion–extraversion is a well-supported trait dimension (here as a simple everyday self-label). (Jung; trait psychology)