Since 1999 he is Head of the Computer Science Department of Ciudad Real (UCLM). Before joining UCLM, Mario has worked in industry as director of database development and director of R&D and he has held assistant professor positions at the Madrid Technical University and the Carlos III University of Madrid. He is director of several Spanish R&D projects and one ESPRIT PASO project (Special Action P7506). He holds MSc. and Ph.D. degrees in Computer Science (from Madrid Technical University) and is a Certified Information System Auditor. His research interests include various topics related to software maintenance, databases, and software and database metrics. Mario is author of several books on database modeling, software maintenance and information system auditing. He has published widely in outstanding academic journals.