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 Charles (author) Nick Charles (born 1944), is the first person to be honoured by the Queen for 'Services to people with alcohol problems'. He is the author of several books, including his autobiography "Through A Glass Brightly", published by Robson Books, and founder of the Chaucer Clinic, the UK's largest alcohol project until it closed in 2005. He is currently director of the Gainsborough Foundation, which provides treatment for alcoholism through GP surgeries across Cambridgeshire.