-IZING SPACE and university researchers are focused on how to develop self-driving vehicles that satisfy all of these audiences. They are pondering how to make the vehicles better at interacting with people riding inside and encountered outside, as well as training them to drive less like robots - in essence, humanizing the driverless vehicle. -By Robert E. Calem PERSONALIZATION IS CENTRAL "When we talk about new human interactions with self-driving vehicles, we're talking about a new playing field," says Thor Lewis, director of UX (user experience) and HMI (human-machine interface) at Toyota Research Institute in Los Altos, CA. "We're taking a very gentle approach to this topic inside the vehicle. The output from the car MAY/JUNE 2017 19http://www.tri.global