This document discusses leadership, including definitions of leadership, qualities of great leaders, common leadership styles, the role of team leaders, situational leadership, how to be a great leader, and body language for leaders. It defines leadership as "a process whereby an individual influences a group of individuals to achieve a common goal." It also outlines the most common leadership styles such as autocratic, bureaucratic, charismatic, democratic, laissez-faire, people-oriented, task-oriented, transactional, and transformational.