Traffic psychology is a branch of psychology that studies people’s behavior on the road and the mental processes that lead to that behavior. It is often used to investigate accidents and understand the psychological characteristics of those involved. Traffic psychology not only affects the cognitive and interpersonal aspects of driving but also the sensory and motor aspects. as well as interaction with other road users. By understanding what a driver feels and thinks. traffic psychology can help predict the outcomes of their actions. which in turn can determine how to behave on the road