Greg Miller is a science and technology journalist with a lifelong fascination with maps. Together with Betsy Mason, he writes National Geographic's cartography blog, All Over the Map. Greg has been a staff writer at Wired and Science magazines, and he writes about neuroscience and other topics in addition to cartography. Before becoming a journalist, Greg earned a Ph.D. in neuroscience from Stanford University and completed the science writing program at the University of California, Santa Cruz. He lives in Portland, Oregon.