The document discusses personality and the Kiersey Temperament Sorter personality assessment. It defines personality as consistent patterns of thoughts, feelings, and behaviors that make an individual unique. The Kiersey Temperament Sorter identifies 4 temperaments and 16 role variants based on Carl Jung's psychological types of introversion/extroversion, thinking/feeling, and sensation/intuition. Isabel Briggs Myers and her mother extended Jung's ideas into the Myers-Briggs Type Indicator personality test.