An advanced cognitive-psychological function that allows the driver to analyse and assess the risks associated with driving on gradients – whether uphill or downhill – and to make appropriate preventive decisions to ensure full control of the vehicle and the safety of all road users. This judgement includes determining the optimal speed based on the gradient of the road, maintaining a safe distance from other vehicles, applying brakes and metered acceleration management, paying constant attention to pedestrians and surrounding vehicles, and predicting changes in the road situation. Within the behavioral psychology of road traffic, this type of judgment is a fundamental component of defensive driving and preventive attention, as it reflects the driver’s knowledge of the rules of the road, his ability to recognize physical hazards on the road, and his ability to adapt quickly to emergencies. Defensive judgment on slopes is also associated with decision-making skills, emotional control, and accurate processing of visual and temporal information, which reduces the likelihood of losing control of the car or an accident. This understanding is reinforced through hands-on exercises, traffic simulations, and experiential learning programs that hone the driver’s skills in handling difficult and dangerous conditions on inclined roads.