Senior Airman Katia Cordon (left) explains the dynamics of the Barany Chair to Euro-NATO Joint Jet Pilot Training program student 2nd Lt. Shanon Davis during physiology training at Sheppard Air Force Base, Texas, on June 8, 2012. The Barany Chair simulates spacial disorientation pilots would be exposed to during actual flight. Cordon is an 82nd Aerospace Medicine Squadron aerospace and operational physiology specialist. (U.S. Air Force photo/Dan Hawkins)