Driver-assist technology, such as emergency braking and blind-spot monitoring, is designed to help drivers stay safer on the road. However, it might have another side effect that is just as helpful. Ford recently conducted a study to see what effect the technology might have on back-seat drivers. Back-seat, or even passenger seat, drivers are those who offer their unsolicited opinions on your driving. Understandably, many drivers find this annoying and distracting.