Harold Hyman

Harold Melvin Hyman (born July 24, 1924) is an historian of the American Civil War and the Reconstruction Era at Rice University. He is emeritus William P. Hobby professor at Rice.
Hyman has a bachelor's degree from the University of California, Los Angeles (1948) and an M.A. (1950) and Ph.D. (1952) from Columbia University. During World War II Hyman served in the Marines as a gunner in the South Pacific.
Teaching.
Hyman was an instructor in modern history at City College (1950–52);
assistant professor of history, Earlham College, 1952–55; visiting assistant professor of American history, UCLA 1955- 56; associate professor of American history, Arizona State University, 1956–57; professor of history, UCLA 1963-68; William P. Hobby Professor of History, Rice University, 1968--
Honors and awards.
He has been a Ford Foundation Fellow, a Senior Fulbright Lecturer, an Organization of American Historians Lecturer, and a judge for the Pulitzer Prize and the Littleton-Griswold prize of the American Historical Association.
His "Era of the Oath: Northern Loyalty Tests during the Civil War and Reconstruction" (1954) won the American Historical Association's Beveridge Prize.
Selected works.
He has been editor, contributor, or joint author:
Evaluations.
Bodenhamer (2012) says, "The best guide to the constitutional changes brought by the Civil War and Reconstruction is Harold Hyman, "A More Perfect Union: The Impact of the Civil War and Reconstruction on the Constitution" (1973). Mayer (2001) says Hyman, "wrote the definitive work on loyalty tests throughout American history."