His book this year, Race, Class, and Politics in the Cappuccino City, is the result of his many years of field research on the issuesThe Wharf residential a138体育网nd business project I visited recently is probably one of the biggestThe U Street/Shaw and 14th Street area has fast been turned into an upscale neighborhood in recent years, with many new restaurants and shops opening and new apartment constructionThe area, a 90 percent black neighborhood just a few decades ago, was only 30 percent African American by 2010To Hyra, it has caused no138体育网t just residential displacement for African Americans but also political and cultural displacementHe saw major issues of gentrification and segregation in Washington beneath the surface of rapid urban renewal