Sofia Vilela is a PhD student in Public Health at the University of Porto Medical School, with a grant from the Portuguese Foundation for Science and Technology (Ref. SFRH/BD/92389/2013). She graduated in Nutrition and Food Science by the University of Porto in 2009. In 2013 she obtained the master degree in Epidemiology (FMUP) with the thesis “Determinants of high energy-dense food consumption among preschool children”. She develops her research work at the Institute of Public Health of the University of Porto, since 2010, integrating the Nutrition and Obesity Epidemiology research group (EPIUnit). Currently, she is a Member of the National Consortium for development of the National Food, Nutrition and Physical Activity Survey (Portugal). Her main research interests are related with factors that influence dietary behaviours throughout childhood, assessment of food and nutrition intake in both children and adults and validation of age-specific dietary tools.