Could U.S. Navy officers be better prepared to become flag officers? This study examines the kinds of expertise required for successful performance in Navy flag billets, and whether recent pools of officers possess this experience. The authors also examine Navy trends over the past decade to identify the types of expertise likely to become more important for Navy leaders in the future.Identifies the expertise requirements of senior Navy leadership positions, as well as the types of experience likely to become more important in the future, to better understand how the Navy should develop its officers.