This document discusses organizational structures and culture. It defines an organization as a formal structure of roles and positions designed to ensure work is completed efficiently. Organizations are deliberately created social systems that are goal-directed. Key components of organizational structure include defining work activities, reporting relationships, and departmental groupings. Common structures include functional, divisional, geographic, and matrix. Organizational culture refers to the shared assumptions, values, and beliefs of members within an organization. National culture and organizational culture can influence management practices and effectiveness. Managing organizational culture involves understanding how culture is created and making strategic changes.