Considerations include whether there is a verifiable chain of ownership for that work of art until today, whether that art work has ever been published in any exhibition catalogs or other publications, and whether it been appraised or received a statement of authenticity by a recognized authority on that artist.

FORBES: Jackson Pollock or Not? Avoiding Fakes in the Art World

Teachers with outstanding records of achievement in the field of literacy, received merit awards and UNESCO presented a collection of UNESCO recent publications to each teacher.

UNESCO: OFFICE IN BEIRUT