Keywords - Leadership trait theory, Charismatic leadership theory, implicit leadership theory, effectiveness of leadership, development
I. INTRODUCTION
Leadership is with humans, but it was not until early in the 1930 of the 20th century, scientific research of leadership really began. Leadership trait theory is the earliest branch of the theoretical leadership study. In the 1930 of the 20th century, researchers applied psychological research methods on the characteristics study of the leaders, thus forming the leadership trait theory. Study on the trait theory of leadership during this period focused on mental, character, knowledge, abilities, and other characteristics of leaders, whether there is a difference in essence exists between leaders and followers, whether a particular personality traits, physical property, intellectual or personal values will distinguish followers and leaders. In 1948, Stodgily conducted a study of relevant literature, came to the two main conclusions that, first, there is no essential difference between