In eighth grade, a teacher introduced my class to the Statistical Abstract of the United States , and it changed the way I looked at numbers and information. Of course, in those days, it was just a book, and very hard to interact with. But I still remember poring over it, absorbing interesting, if arcane, facts about the country and its regions. Ever since, I've been fascinated with reference books like it. Then, sometime about 2005, I came across the Census Atlas of the United States , and my mind was blown even more. It contains page after page of maps, representing gobs of data, visualized in a way that tells stories, sometimes with a single picture. One map, especially, made an impression on me. It's in this chapter, page 14 of the chapter, page 40 of the book , showing Prevalent Asian Group, by county. If you can't download that large .pdf file, it's below: In my job, and in higher education in general, we think about race and ethni...