Albert Hart graduated from Harvard in 1880 and was classmate and friend to Theodore Roosevelt. In 1883, he received his Ph.D. from the University of Freiburg in Germany and in the same year joined the faculty at Harvard where he continued to teach as a professor of government until his retirement in 1926.
Some of the other writings of Albert B. Hart were the books Formation of the Union (1892), Samuel Portland Chase (1899), Essentials of American History (1905), and Slavery and Abolition (1906). He was an editor of the American Historical Review for fourteen years, and president of both the American Historical Association (AHA) and the American Political Science Association. Hart was editor of the American Year Book, 1926-1932. He edited a five-volume history of Massachusetts in 1927-1930, and worked as the official historian of the George Washington bicentennial commission in the 1920s and 1930s.