Frederick Winslow Taylor: the father of scientific management.
Mary Parker Follett: the mother of postscientific management.
Chester Barnard: the philosopher king of American management.
Fritz Roethlisberger and Elton Mayo: two creative misfits who invented "human relations" (and put the Harvard Business School on the map).
Robert S. McNamara: the "bean counters" usher in a new era of scientific management.
Abraham Maslow and Douglas McGregor: from human relations to the frontiers of system dynamics.
W. Edwards Deming: the prophets of the quality movement and the learning organization.
Herbert A. Simon: the needle and the haystack.
Alfred Du Pont Chandler and Alfred Sloan: the historian and the CEO.
Peter F. Drucker: the big idea man.