rship
Leadership has been described as the “process of social influence in which one person can enlist the aid and support of others in the accomplishment of a common task”. Definitions more inclusive of followers have also emerged. Alan Keith of Genentech states that, "Leadership is ultimately about creating a way for people to contribute to making something extraordinary happen." According to Ken "SKC" Ogbonnia, "effective leadership is the ability to successfully integrate and maximize available resources within the internal and external environment for the attainment of organizational or societal goals."
The following sections discuss several important aspects of leadership including a description of what leadership is and a description of several popular theories and styles of leadership. This article also discusses topics such as the role of emotions and vision, as well as leadership effectiveness and performance, leadership in different contexts, how it may differ from related concepts (i.e., management), and some critiques of leadership as generally conceived.

Leadership is "organizing a group of people to achieve a common goal." The leader may or may not have any formal authority. Students of leadership have produced theories involving traits,[1] situational interaction, function, behavior, power, vision and values,[2] charisma, and intelligence among others. Arieu, A. defines a leader as "a person capable of inspiring and associate others with a dream." It is therefore important that organizations have a visionary mission, since it is a powerful way to strengthen the leadership of its directors.
Early history
The search for the characteristics or traits of leaders has been ongoing for centuries. History's greatest philosophical writings from Plato's Republic to Plutarch's Lives have explored the question of "What qualities distinguish an individual as a leader?" Underlying this search was the early recognition of the importance of leadership and