Authority - the right to issue directions and expend resources. Authority is related to power, but is narrower to scope. Authority is a function position within the organization. Leadership - the ability to influence people to willingly follow one's guidance or adhere to one's decisions. Obtaining followers and influencing them in setting and achieving objectives makes a leader.
Leaders use power in influencing group behavior.
Leadership and Management Leadership is not necessarily the same thing as management. Creates a vision of the future. Develops a strategy for moving toward that vision. Enlists the support of followers to move toward the vision. Motives the followers to pursue the vision.