Xuesong Zhou an assistant professor of civil and environmental engineering at the University of Utah, was trying to wrap his head around a problem. An alumnus had come to him with an idea for a new invention: a device that could detect and disable cell phones while they were in motion, perhaps using GPS technology, so teenage drivers, in particular, could not talk on the phone and drive at the same time. But Zhou is a specialist in "intelligent" transportation solutions whose previous work experience included the design of a product to deliver real-time traffic information to motorists via GPS ... Read More