Abstract:
The paper presents the concept and background of Open Access (OA) as well as its benefits. Librarians as information gatekeepers are enjoined to register in the advocacy of OA in a bid to promote scholarly communication and also aid in the building up of institutional repositories. Self Archiving (Green Access) and Open Access Journals (Gold Access) as proposed by the Budapest Open Access Initiative (BOAI) are discussed. Describes selected access tools and services to Open Access to explain the topic. Concludes by describing the influence of Open Access movement among information service professionals in Nigeria, and the raising awareness among scholars about self-archiving and Open Access journals.