Revisionist (noun)

1. A person who advocates or practices the revision of an accepted, usually long-standing view, theory, or doctrine, especially a political ideology.
2. A person who revises or revises documents or texts.

Origin:

Re- (indicating repetition) + revision (noun).

Examples:

1. His theories have been criticized as revisionist by some historians.
2. She is a revisionist of the traditional view on feminism.
3. The revisionist history of the war is not accepted by most scholars.
4. The revisionist's changes to the manuscript were extensive.
5. He was accused of being a revisionist by his opponents.