Roald Dahl children's novels in a survey published by "School Library Journal", a monthly with primarily US audience. The Top 100 included four books by Dahl, more than any other writer: "Matilda", "Charlie and the Chocolate Factory", "The Witches", and "The BFG". In 2012, Dahl was among the British cultural icons selected by artist Sir Peter Blake to appear in a new version of his most famous artwork – the Beatles' "Sgt. Pepper's Lonely Hearts Club Band" album cover – to celebrate the British cultural figures of his life he most admires. In a 2017 UK poll of the greatest authors, songwriters,
Roald Dahl Fleming (who later published the popular "James Bond" series) and David Ogilvy, promoting Britain's interests and message in the US and combating the "America First" movement. This work introduced Dahl to espionage and the activities of the Canadian spymaster William Stephenson, known by the codename "Intrepid". During the war, Dahl supplied intelligence from Washington to Prime Minister Winston Churchill. As Dahl later said: "My job was to try to help Winston to get on with FDR, and tell Winston what was in the old boy's mind." Dahl also supplied intelligence to Stephenson and his organisation, known as British Security Coordination,