Simons, R. Levers of Control: How Managers Use Innovative Control Systems to Drive Strategic Renewal. Boston: Harvard Business School Press, 1995.

A pilot, a passenger, and a penguin are lucky to be alive after the unsecured penguin gained control of the pitch lever, causing the helicopter to crash in a freak accident. This week, the South ...

Mechanical systems all involve an input, process and produce an output. There are three different types of levers. They are chosen for their ability to produce the most mechanical advantage for a ...

Simons, R. "How New Top Managers Use Control Systems as Levers of Strategic Renewal." Strategic Management Journal 15, no. 3 (March 1994): 169–189.