This document discusses management and organizations. It defines a manager as someone who oversees the work of other people to accomplish organizational goals. Managers are classified as first-line, middle, or top managers. Management involves the functions of planning, organizing, leading, and controlling. Managers also fulfill roles such as figurehead, leader, liaison, monitor, and resource allocator. Studying management is valuable because good management is needed in all organizations, and management offers both challenges and rewards for those who are successful.