The development of new technologies of information and communication will, in the coming years, transform deeply their uses and practices in transport. The current developments in the field of road telematics and driver assistance systems offer a real opportunity to aid mobility and road safety. However, they also raise numerous questions about their effectiveness, possible positive and negative modifications of behaviour or attitudes and about their acceptability by drivers. Problems related to the design and evaluation of intelligent driver support systems (IDSSs) and social perspectives...