The first to develop a more general theory of management was Henri Fayol, who had gathered empirical experience during his time as general manager of a coal and steel company, the Commentary-Fourchambault Company.
Centers for Disease Control and Prevention | C-SPAN | Transmission Control Protocol | Centers for Disease Control | air traffic control | gun control | Media Control Charts | Steeleye Span | Control Data Corporation | Board of Control for Cricket in India | The Olivia Tremor Control | Thornlie | Armadale | Christopher C. Kraft Jr. Mission Control Center | British Boxing Board of Control | Gun Control Act of 1968 | Control Machete | biological pest control | Airborne early warning and control | Marina Silva | Ciro Gomes | '''Mandurah''' | Network traffic control | International Federation of Automatic Control | Control | control | Five Star Movement | (Beppe Grillo) | remote control | Japan Remote Control |
On the other hand, the Iberian Union opened to both countries a worldwide span of control, as Portugal dominated the African and Asian coasts that surrounded the Indian Ocean, and Spain the Pacific Ocean and both sides of Central and South America, while both shared the Atlantic Ocean space.
Burleigh B. Gardner criticized span of control as prohibiting democratic participation within the organization.
Span of control was later expanded upon and defended in depth by Lyndall Urwick in his 1956 piece The Manager's Span of Control.