190406-N-IY633-1029 NEW HAVEN, Conn. (April 6, 2019) Army Lt. Col. Kurt Leffler, from the Center for Strategic and International Studies, gives a workshop during the Yale NROTC Leadership Conference. Now in its fourth year, the Yale NROTC Leadership Conference seeks to bring together students of military and civilian backgrounds in order to inspire early cooperation and understanding between both groups while cultivating the tools, skills, and strategy for successful leadership. (U.S. Navy photo by Mass Communication Specialist 1st Class Amanda S. Kitchner/Released)