is David McCullough or Nick Hornby an American author?
David McCullough David Gaub McCullough ( ; born July 7, 1933) is an American author, narrator, historian, and lecturer. He is a two-time winner of the Pulitzer Prize and the National Book Award and a recipient of the Presidential Medal of Freedom, the United States' highest civilian award.
Nick Cater Nicholas Charles Cater (born 7 July 1958) is a British-born Australian journalist and author who writes on culture and politics. He is a columnist for "The Australian" newspaper. Cater’s book "The Lucky Culture" has been compared to Donald Horne’s "The Lucky Country" for its substance and influence.