Nicholas Lemann, born in New Orleans in 1954, began his journalistic career there and then worked at "Washington Monthly", "Washington Post", and "Texas Monthly", of which he was executive editor. A frequent contributor to national magazines, he was national correspondent of "The Atlantic Monthly "and is now a staff writer at "The New Yorker". His books include the prizewinning "The Promised Land: The Great Black Migration and How It Changed America "(1991).