THE TRUE MEASURE OF SUCCESS A Soldier from the 3rd Infantry Division, fitted with biomechanical sensors, fires a test weapon in August at Fort Benning, GA, to evaluate the impact of different calibers on felt-recoil and marks- manship. Because a weapon system is only as good as a Soldier’s ability to use it effectively, HSI focuses on developing a system that augments Soldier capabilities and mitigates performance limitations. (U.S. Army photo by Sam Ortega, ARL)