Revisionism

Revisionism may refer to:
 * Historical revisionism, the critical re-examination of presumed historical facts and existing historiography
 * The "revisionists" school of thought in Soviet and Communist studies, as opposed to the Cold War "traditionalists" school
 * Historical negationism, concerted denial of claims accepted by mainstream historians, may purport to be historical revisionism but its methodologies have no basis in historiography/profession of history
 * Revisionist School of Islamic Studies, which questions whether the traditional accounts about Islam's early times are reliable historical sources
 * Fictional revisionism, the retelling of a story with substantial alterations in character or environment, to "revise" the view shown in the original work
 * Marxist revisionism, a pejorative term used by some Marxists to describe ideas based on a revision of fundamental Marxist premises
 * Revisionism (Ireland), an issue in Irish historiography
 * Revisionism (Spain), a derogatory term used in Spanish historiographic debate
 * Revisionism theory, another word for reformism
 * Revisionist Zionism, a nationalist faction within the Zionist movement
 * Territorial revisionism, a euphemism for revanchism or irredentism
 * The reevaluation of one's experiences with a hindsight bias