Cold, Hard, Facts In an experiment designed to examine the effect of driving a highly automated vehicle on the driver and investigating how changes in workload affected the driver performance. This was done by introducing a secondary task to the driver. 50 participants were recruited for this experiment and ranged from ages 28 to 68. They were all required to have more than 10 years of driving experience as well as averaging roughly 25,000 driving miles a year. The University of Leed conducted this study using an eight degree-of-freedom motion system (Merat et al., 2012). To turn on the automated driving features a button was engaged at the bottom of the steering wheel and it could be turned off at any time by the driver. The study used repeated
