The document discusses various types of organizational structures and designs. It begins by providing a brief history of how organizational structures have developed over time. It then defines the key differences between organizational structure and design, noting that structure deals with the present while design focuses on planning for the future. Several common types of organizational structures are described in detail, including functional, divisional, line and staff, matrix, and geographic structures. The benefits and drawbacks of each structure type are summarized. Overall, the document provides a comprehensive overview of different organizational structure and design concepts.