This article analyzes the new demands for the access to knowledge, in terms of cognition - competences and abilities. Basic concepts are reviewed such as illiteracy, literacy and cross culture and the role of education and librarianship in the learning process, focusing on development of informational competences based on cognition, mediation and multirange studies. The articule aims to understand the complexity of social phenomena and the benefits that may arise from the intertwining of the various areas of knowledge in solving problems related to access to knowledge.
Knowledge access; Multirange; Mediation and cognition; Libraries