Charles Duff (1894–1966) served as an officer in the British Merchant Navy during World War I and then in the intelligence division of the Foreign Office and Diplomatic Service. After retiring, he taught linguistics and languages in London and Singapore while writing travel guides, histories, satires, and a series of textbooks.

Christopher Hitchens (1949–2011) was a British-American journalist and social critic. Known for his confrontational style and contrarian views on a range of social issues, Hitchens was a frequent contributor to The Nation, The Atlantic, The Times Literary Supplement and Vanity Fair. Hitchens recounts his struggle with esophageal cancer in Mortality, which was published in 2012.