U.S. Air Force Col. Joseph Rizzuto, director of the Profession of Arms Center of Excellence course, taught Airmen with the 30th Intelligence Squadron about effective leadership at Langley Air Force Base, Va., May 3, 2016. Rizzuto emphasized how core values, power differential, psychology and communication are pieces that must work together to generate effective leaders. (U.S. Air Force photo by Airman 1st Class Kaylee Dubois)