What is the role of Human Factors in Vehicle Safety?

The role of human factors is to provide an understanding of how drivers perform as a system component in the safe operation of vehicles. This role recognizes that driver performance is influenced by many environmental, psychological, and vehicle design factors.The focus is to determine which aspects of vehicle design should be modified to improve driver performance and reduce unsafe behaviors. An additional focus is to evaluate driver's capabilities to benefit from existing or new in-vehicle technologies