1. George Macaulay Trevelyan (1876-1962)
This is the more famous of the two. He was a prominent British historian and author, known for his engaging and accessible writing style. His most notable works include:
* "England Under the Stuarts" (1904)
* "The History of England" (1926)
* "The English Revolution, 1688-1689" (1938)
* "British History in the Nineteenth Century" (1922)
* "Garibaldi and the Making of Italy" (1911)
2. George Otto Trevelyan (1838-1928)
He was a British politician and writer, known for his works on political history and biography. His most significant books include:
* "The Life and Letters of Lord Macaulay" (1876)
* "The Early History of Charles James Fox" (1880)
* "The American Revolution" (1899)
* "Interludes in Prose and Verse" (1905)
To identify the correct author, you'll need more context about the specific book you're interested in.