Extroversion refers to ego attitude in which in which energy is mainly directed outward. It refers to personality dimension that includes such qualities as sociability, vigor, sensation seeking, and positive emotions. According to Hans Eysenck, Extroversionis a dimension of the human personality and describes individuals who are sensation-seeking, dominant, and assertive. Extroversion according to Jung, refers to the attitude toward life that is characterized by gregariousness and a willingness to take risks.
Lexicon of Psychology - Terms, Treatments, Biographies,