What are the 4 major approaches of management?

The four major approaches to management are classical management, behavioral management, quantitative management, and systems management. Classical management focuses on efficiency and productivity through structured tasks and organizational hierarchy. Behavioral management emphasizes the human aspect of work, highlighting motivation and team dynamics. Quantitative management utilizes statistical and mathematical techniques to inform decision-making, while systems management views organizations as interconnected systems, focusing on how various components interact and affect overall performance.