Leadership as a complex process is one of the most examined, but least understood concept. Because leadership never happens in isolation, it involves intricate social relationship and mutual influence between leaders and followers. Many researchers have focused on attempting to understand the intricacies of leadership since effectiveness in leadership largely, among other factors, depends on leader's relationship with followers. Therefore, leadership is required ability to efficiently influence followers. If it is present, organizations, can grow, prosper, and compete, but in its absence, they cannot survive.