Back in 1996, Junot Diaz published a collection of short stories, Drown, which became one of the most celebrated literary debuts of the Nineties. Drown drew on Diaz’s experiences growing up, first in the Dominican Republic, and later, from the age of six, in a northern New Jersey immigrant neighborhood. Now, after eleven years, he has just published his long-awaited first novel, The Brief and Wondrous Life of Oscar Wao. Wao, the protagonist, is a......