The French Institute of Science and Technology for Transport, Development and Networks (IFSTTAR) is organising the 7th International Conference on Driver Distraction and Inattention (DDI2021) under the theme “Disconnected drivers during manual, assisted, and automated driving”, which was going to take place in Lyon, France, on October 12-14, 2020 will be postponed to the second half of October 2021. The conference topics include theory, measurement, effects, crash risks, and prevention/mitigation related to driver distraction and inattention. Moreover, DDI2020 will focus on the driver/occupant status. Participants are invited to present and discuss work covering disconnected drivers in assisted (drowsiness, out-of-the-loop, overreliance), and in autonomous vehicles (sleeping, take overs, etc).