The World Health Organization reports that for the first time in human history a majority of the world’s population lives in cities—and by 2050, 5.2 billion people will be living in urban centers. How will governments, businesses, and urban planners help address the growing number of city dwellers? One way to increase the efficiency (and livability) of global metro centers is through smart city initiatives that use sensors and interactive technologies to collect and react to data generated by the citizenry. Oracle solutions are already being used to power these innovative programs in cities from Sacramento to Shanghai. Learn more: bit.ly/1lCu7oD.