patron may not know how to fully use the library'svresources this can be due to some individuals unease in approaching a staff member ways in which a library's cantent is displayed or accessed may have the most impact on use an qntiquated or clumsy search system or staff unwilling or untrained to engage their patrons will limit a library usefulness in United States public libraries beginning in the 19th century these problem drove the emergence of the library instruction movement which advocated library user education one of the early leaders was jim the basic from library instruction is gennerally know as information literacy