Leadership is defined as personal quality of an individual that influence the behavior of followers. It is an important function of management. Leadership is an act of influencing people so that the followers follow the path of leader. The successful leader must lead to stimulate and inspire the followers to achieve organizational goals. In an organization the manager is a leader and other subordinates are followers. A manager cannot manage effectively unless he can lead his subordinates effectively. Hence a leader may or may not be a manager but a successful manager must be a leader.
Leadership is defined as influence, that is, the art or process of influencing people so that they will strive willingly and enthusiastically towards the achievement of group work.