Greg Milner is a writer in the strategic content group at Esri, where he tells stories about how location intelligence is transforming our world and how we perceive it. A former magazine editor and political speechwriter, he is the author of the books "Perfecting Sound Forever: An Aural History of Recorded Music" (a finalist for the National Book Critics Circle Award) and "Pinpoint: How GPS Is Changing Technology, Culture, and Our Minds.".