This document provides an introduction to management concepts and organizations. It defines a manager as someone who coordinates and oversees the work of others to accomplish organizational goals. Managers perform three main roles - interpersonal, informational, and decisional. The skills needed for management include technical, human, and conceptual abilities. Additionally, the document outlines how the manager's job is changing with greater emphasis on customers, innovation, and teamwork. It defines an organization and explores why studying management is important for all workers.