Significant shifts in military culture have created a complex set of challenges. This guide to leading today's US military force includes narrative history, insights, and perspectives on: Generational viewpoints, from World War I veterans to today’s recruits (Gen Z); Short- and long-term impact of Department of Defense budget decisions; Emerging social trends within the military community, especially post-9/11; Cumulative effect of two decades of war on military family wellness; and more.