The document summarizes several theories of leadership, including:
1) Trait theories, which consider personality and individual traits that differentiate leaders from non-leaders.
2) Behavioral theories, which propose that leadership traits can be taught and behaviors differentiate leaders.
3) Contingency theories, such as Fiedler's model and cognitive resource theory, which emphasize the importance of situational factors.
4) Other theories discussed include path-goal theory, leader-member exchange theory, and situational leadership theory.