The document is a chapter from a management textbook that outlines the historical development of management theories and current trends in the field. It covers early theories like scientific management developed by Taylor, general administrative theory from Fayol, and the quantitative approach. Later sections discuss organizational behavior studies like Hawthorne, the systems approach to organizations, and the contingency theory. Current trends addressed include topics like globalization, ethics, workforce diversity, e-business, knowledge management, and quality management.