well i have some links that will help u out check it out The Scientific Management Theory - Management Essay
Human Relations is school of the sociology of industry originating in the United States before the Second World War, whose influence spread to Britain for a short period after it. Human Relations (often referred to simply as HR) comprised both an academic literature of varying quality and a set of prescriptions for managerial practice supposedly based upon it. Authority for the ideas in both components was initially developed out of the so-called Hawthorne experiments (or studies) which were carried out in Chicago from the mid–1920s to the early 1940s, under the aegis of the Western Electric Company, and in conjunction with the Harvard Business School.
Academically, HR sought both causes and solutions within the workplace, for worker dissatisfaction, trade-union militancy , industrial conflict , and even anomie within the wider community. Because, for a time, human relations and industrial sociology were virtually synonymous, the latter also tended until recently to study in-plant factors in isolation. However, human relations theorists have also been noted for a willingness to downplay the role of economic motivations even within the workplace itself, and to stress instead the supposed logic of sentiments affecting worker behaviour.
Sentiments, and work-group norms deriving from them, create an informal structure within any organization that cuts across the goals and prescriptions of the organization's formal structure , which is dictated by the contrasting managerial logic of efficiency.The "Hawthorne Effect" is the name given to the 112% increase in output by workers who perceive that they are being studied somehow. Mayo and his good-looking male research assistants let the almost all-female group of workers at the Hawthorne plant think they were studying the effects of lighting on productivity......