Estela Vilhena graduated in 1997 in Applied Mathematics and Computer Science from the University of Aveiro. Was Professor of Mathematics of Basic Education for the following three years. In 2000/2001 was Research scholarship from the Calouste Gulbenkian Foundation in the framework of the research project carried out in partnership with the Sub-Region of Aveiro and the University of Aveiro: "Restructuring of Health Services in the District of Aveiro". In 2003 acquires the degree of Master of Applied Statistics and Modelling from the Faculty of Engineering of Porto University. Between 2003 and 2009 collaborated on the project, Neurophysiological and psychophysiological characterization of brain dysfunction using qEEG/ERP studies: Methodologies and Applications (BIAL Foundation). His additional formation was always centered in the area of Statistics/Biostatistics. Between 2008 and 2011 collaborates in project PTDC/PSI/71635/2006; “Psychosocial factors that predict the adjustment to life in people with severe diseases (FCT)”. Acquires the title of PhD in Biomedical Sciences from the Institute of Biomedical Sciences Abel Salazar, University of Porto, in April 2014. Since then is a member of the research group Biostatistics and Measurements in Health Research Unit in Epidemiology, at ISPUP. Since 2000 he teaches at the Polytechnic Institute of Cávado and Ave; is currently Adjunct Professor, Coordinator of disciplinary Groups of Mathematics and Statistics and is orienting master degree students in the areas of Quality and Management. In July 2014 becomes a member of the Research Group of "Research Group on Quality and Excellence", in University of Minho.