Luisa Alvite Díez, PhD is Lecturer in the Department of Library and Information Science at the University of León, Spain. She has focused her research interest on Information retrieval, Interfaces, Electronic Libraries and Electronic resources. She has published several works related to these lines in different congresses and scientific journals.Leticia Barrionuevo Almuzara has a degree in Information Science from the University Carlos III of Madrid. She completed her doctorate on "Knowledge Management and Transfer in the Organizations and is currently writing her doctoral dissertation on evaluation of institutional repositories. She is in charge of the Library of the Faculty of Philosophy and Letters in University of Leon from 2005, although she has been performing her activity in the field of archives and libraries for more than nine years. She takes part in the design and implementation of the open and institutional digital archive and she lectures on electronic resources and Open Access initiatives to university teaching staff.