The document discusses various theories and styles of leadership. It covers trait theory, behavioral theories including Ohio State studies and University of Michigan studies, contingency theories like Fiedler model and situational leadership, and transformational leadership. It also outlines different leadership styles such as autocratic, democratic, laissez-faire, paternalistic, personal, impersonal, functional, and charismatic. Additionally, it discusses Likert's leadership styles and styles presented in path-goal theory.