Procedure, properly applied, allows specialization to be carried to its optimum degree and effects the most efficient division of labor. Procedure no… - Clifford Dwight Waldo

Among organization theorists general, if not universal agreement obtains that it is proper to view the development of organization theory as divided into three periods. Conventionally, this "history" is regarded as beginning early in this century; and the three periods are customarily are designed by the terms classic, neo-classic and modern... The classical period has its beginning, in the conventional view, with Frederick W. Taylor and Henri Fayol... [and] reaches its high point in the thirties with the work of James Mooney and of the editors and authors of the Paper in the Science of Administration. The neo-classical wave is seen as beginning with the Hawthorne experiments in the late twenties. These experiments challenge the formality and rationality of classical theory with the "discovery"of human relations.

Students of administration, writes J. M. Gaus, have become "more uncertain in recent years as to the ends, aims and methods which they should advocate/' It is difficult to view in their entirety and in perspective the writings on public administration that now pour from the presses. But this is hardly necessary to confirm the truth of Gaus' statement.

From Taylor and his associates, on the one hand, and Allen, Bruere, and Cleveland, on the other, there extends a firm resolve to enlarge the domain of measurement, an unbroken missionary endeavor to extend the suzerainty of "the facts." The pioneers began with inquiries into the proper speed of cutting tools and the optimum height for garbage trucks; their followers seek to place large segments of social life or even the whole of it upon a scientific basis.