Joseph Allan Nevins (May 20, 1890 – March 5, 1971) was an American historian and journalist, known for his extensive work on the history of the Civil War and his biographies of such figures as Grover Cleveland, Hamilton Fish, Henry Ford, and John D. Rockefeller, as well as his public service. He was a leading exponent of business history and oral history.
Source: Allan Nevins on Wikipedia.