Resource Overview Alternate Title(s): Human Relations Area Files: World Cultures, HRAF World Cultures, World Cultures Human Relations Area Files Platform: HRAF Link to Resource Connect to Resource Formerly the eHRAF Collection of Ethnography, eHRAF World Cultures is a cross-cultural database containing more than a quarter of a million pages of descriptive information on the cultures of the world. These full-text materials, which are subject-indexed at the paragraph-level, relate to various social science disciplines as well as the humanities and health sciences. eHRAF includes a variety of source documents (books, articles, and dissertations) for each culture or ethnic group. These documents have been indexed and organized according to HRAF's culture and subject classification systems: the Outline of World Cultures (OWC), and the Outline of Cultural Materials (OCM).