Modern warfare has evolved into a highly complex domain involving multiple operational dimensions, requiring efficient and adaptive military staff structures. Despite historically high effectiveness, recent critiques have identified U.S. army staffs as increasingly bureaucratic and inefficient. This study aims to describe how the U.S. army brigade staff structure changed between 1932 and 1997, utilizing one model from Henry Mintzberg’s Structure in fives: designing effective organizations.
The study focuses on two main parameters and how they shifted over time, the coordination mechanism and which part of the staff that played a key part.The study found that the staff has developed from a centralized and command-driven structure in 1932 to a more decentralized, knowledge-driven structure by 1997. Coordination mechanisms evolved from direct supervision to mutual adjustment, and the staff officers in the operating core gradually assumed a more central role in planning and execution of operations. These changes reflect a broader organizational adaptation to the growing complexity of warfare, underscoring the need for continuous structural evaluation within military staff.