What is the primary function of a "staff officer" in military operations?

The primary function of a staff officer in military operations is to assist commanders in planning and executing operations. Staff officers provide critical support by gathering information, analyzing data, and ensuring that operational plans are effectively developed and communicated. Their role involves synthesizing various aspects of military operations, from logistics to intelligence, to support decision-making processes. They work closely with commanders to align strategies with available resources and facilitate coordinated action among units. By providing this level of support, staff officers ensure that military actions are well-organized and executed efficiently, making them essential to the overall success of military operations.