Is Race Real? How Does Identity Matter?

People who talk about Kwame Anthony Appiah tend to effuse. "He is the smartest person I've ever met," says Henry Louis Gates Jr. "He is the major scholar working on issues of identity and multiculturalism," says Amy Gutmann, provost of Princeton University. A man of "daunting" erudition, his work is "brave, lucid, acute, and temperate," the novelist Norman Rush has