“…Recently, touchscreen displays and head trackers have also been explored in fighter aircraft. Thomas, Biswas, and Langdon (2015) listed all input and output modalities used in a few modern fighter aircraft. Grandt, Pfendler, and Mooshage (2013) compared trackball, touchscreen, speech input, and mouse for an anti-warfare system; however, the experimental set up was similar to a desktop computing environment with pointing and selection as the only task to be undertaken.…”