Leadership is a facet of management:

I had lunch last week with a past peer in one of my corporate positions, and we had a discussion how one of our superiors had tried to “manage” a billion dollar company through a particularly difficult situation, when he should have used “leadership” instead.

Leadership is a facet of management:Leadership is just one of the many assets a successful manager must possess. Care must be taken in distinguishing between the two concepts. The main aim of a manager is to maximize the output of the organization through administrative implementation. To achieve this, managers must undertake the following functions:

 * organization

 * planning

 * staffing

 * directing

 * controlling

 

Leadership is just one important component of the directing function.  

A manager cannot just be a leader; he also needs formal authority to be effective. "For any quality initiative to take hold, senior management must be involved and act as a role model. This involvement cannot be delegated."

In some circumstances, leadership is not required. For example, self-motivated groups may not require a single leader and may find leaders dominating. The fact that a leader is not always required proves that leadership is...