Mariano García Mattío is a systems engineer for the IUA and specialist in distributed systems and services for the Facultad de Matemática Astronomía y Física (Faculty of Mathematics Astronomy and Physics) FaMAF UNC. He is an associate professor of: databases 1, databases 2, and advance database systems at the IUA, school of engineering; database engines at the IUA, school of administration; object-oriented programming paradigm, and distributed systems at the IUA's master in embedded systems. He is the teacher in charge of assignments for applied databases at the UCC. Also, Mariano is the co-director of the research project on new information and communication technologies at the UCC and co-director of the research project on networks monitoring and communication systems at the IUA. He is also a member of the Virtual Laboratories research project at the IUA and co-founder of eGluBI. He is the coordinator of the social network Open BI Network. He specializes in Java SE and Java EE technologies, node.js, administration and design of databases, and OSBI. His blog site is http://jmagm.blogspot.com/.

Dario R. Bernabeu is a systems engineer at the Instituto Universitario Aeronáutico (University Aeronautic Institute) IUA. He is the co-founder of eGluBI (www.eglubi.com.ar). He specializes in development and implementation of OSBI solutions (Open Source Business Intelligence), project management, analysis of requirements/needs, deployment and configuration of BI solutions, design of data integration processes, data warehouse modelling, design of multidimensional cubes and business models, development of ad hoc reports, advanced reports, interactive analysis, dashboards, and so on. A teacher, researcher, geek, and open source software enthusiast, his most notable publication is "Data Warehousing: Research and Concept Systematization – HEFESTO: Methodology for the Construction of a DW". Being the coordinator of the social network Open BI Network (www.redopenbi.com), he makes many contributions to various forums, wikis, blogs, and so on. You can find his blog site at http://tgx-hefesto.blogspot.com/.