Span of control or span of management is a dimension of organizational design measured by the number of subordinates that report directly to a given manager. This concept affects organization design in a variety of ways, including speed of communication flow, employee motivation, reporting relationships, and administrative overhead. Span of management has been part of the historical discussion regarding the most appropriate design and structure of organizations.

Historical Discussionof Span of Control

A small, or narrow, span of control results in each manager supervising a small number of employees, while a wide span of management occurs when more subordinates report directly to a given manager. A small span of management would make it necessary to have more managers and more layers of management to oversee the same number of operative employees than would be necessary for an organization using a wider span of management...