Emory is in Druid Hills, which has a median household income of $238K per this website http://higley1000.com/about-this-site/methodology/neighborhoods-by-metro.
==Chicago==
Chicago has an extensive history of housing discrimination through reeling and blockbusting. However, it doesn't immediately appear that it would be a good example for the argument that innovation districts take hold areas were there has been housing discrimination because 1871 is located in Merchandise Mart, a commercial building that once had its own zip code & doesn't appear to have undergone a period of decline.
==References==