COMMUNICATION AND DETECTION SYSTEMS USING EYE AND EYELID MOVEMENTS, PUPIL DILATION AND OTHER PARTS AND FUNCTIONS OF THE EYE AND OF THE HEAD, AS WELL AS OCULOMETRIC DATA TO INTERPRET VOLUNTARY AND INVOLUNTARY SIGNS OF A PERSON'S PHYSICAL, EMOTIONAL, AND MENTAL STATE, NAMELY, INFRARED EMITTERS AND INFRARED SENSORS USED TO DETECT EYE MOVEMENT AND DIRECTION IN WHICH THE SUBJECT'S HEAD IS TURNED, BIOSENSORS USED TO DETECT EYE MOVEMENT AND DIRECTION IN WHICH THE SUBJECT'S HEAD IS TURNED, HEADSETS, EYE GLASS FRAMES, DISPLAY MONITORS, PROCESSORS, TRANSMITTERS, RECEIVERS, SYNTHESIZED VOICE MODULES COMPRISED OF PROCESSORS AND SPEAKERS, COMPUTER MEMORY INTEGRATED CIRCUITS AND CIRCUIT BOARDS, AND CONTROLLERS; COMPUTER HARDWARE AND SOFTWARE THAT USES OCULOMETRIC, PHYSIOLOGICAL AND PERFORMANCE VIGILANCE TESTING OUTCOME DATA TO ENABLE ITS USER TO ANALYZE, PREDICT OUTCOMES AND CREATE RESPONSES TO SUCH DATA, SUCH AS HANDS FREE MOVEMENT OF THE CURSOR OR INFORMATION ON THE COMPUTER SCREEN, TRIGGERING COMPUTER OPERATIONS, OR TURNING ON/OFF OR CONTROLLING ANY ELECTRICAL OR ELECTROMECHANICAL DEVICE; COMPUTER HARDWARE AND SOFTWARE THAT USES OCULOMETRIC, PHYSIOLOGICAL AND PERFORMANCE VIGILANCE TESTING OUTCOME DATA TO CALCULATE THE DEGREE OF DIFFERENCE BETWEEN HEAD POSITION AND EYE POSITION