Bureaucratic management may be described as "a formal system of organisation based on clearly defined hierarchical levels and roles in order to maintain efficiency and effectiveness.Max Weber embellished the scientific management theory with his bureaucratic management theory which is mainly focused on dividing organizations into hierarchies, establishing strong lines of authority and control. Weber suggested organizations develop comprehensive and detailed standard operating procedures for all routinized tasks.Max Weber was a historian that wrote about the emergence of bureaucracy (or bureaucratic management) from more traditional organizational forms (like feudalism) and it's rising pre-eminance in modern society. Scott defines bureaucracy it as "the existence of a specialized administrative staff". According to Weber, beaucracy is a particular type of administrative structure developed through rational-legal authority. Bureaucratic structures evolved from traditional structures with the following changes: