This document discusses different types and styles of leadership. It defines formal leaders as those with authority from their position in a hierarchy, while informal leaders gain authority through personal qualities rather than position. It lists the roles of a leader as initiating action, providing motivation and guidance, creating confidence, building morale, establishing a good work environment, and coordinating efforts. The document also discusses different leadership styles like autocratic, laissez-faire, democratic/participative, and bureaucratic. It outlines several theories of leadership including traits theory, behavioral theory, contingency theory, situational theory, leader-member exchange theory, path-goal theory, and leader participation model.