William RankinWilliam Rankin is an associate professor of history at Yale University, where he focuses on the history of mapping and the geographic sciences. Born and raised outside Chicago, he was originally trained as an architect before receiving a dual PhD in he history of science and architecture from Harvard University. In addition to his work as a historian, he is also an award-winning cartographer, and his maps have appeared in numerous books, magazines, and exhibits around the world. Read More Read Less