“…Furthermore, eye movement research in the automotive area, to a great extent, focuses on capturing the driver's eye movements in order to detect the driver's state in terms of, e.g., inattention (e.g., [6]), in-alertness or fatigue (e.g., [2]), or vigilance (e.g., [1]), while more recent research addresses the gaze of the driver as means t o interact with in-vehicle information systems (IVIS, [11]). The gaze of the front-seat passenger and its potential as further source of info rmation for the driver is mostly neglected.…”