Catarina Santos Silva is a PhD student in Physical Activity and Health speciality at the Faculty of Human Kinetics, University of Lisbon. She is implementing the project “Physical Activity Promotion in Primary Health Care of the Portuguese National Health Service”, within a pilot project coordinated by the Portuguese Directorate-General of Health, through an individual doctoral scholarship financed by the Portuguese Science and Technology Foundation. Her current research focuses on the effectiveness of “real world” public health interventions to promote physical activity, particularly on the study of implementation determinants (barriers and facilitators) of such interventions. As a researcher, her path has been highlighted by her participation in several international research projects, funded by the European Commission (EuroFIT, NoHow, EUPAP), regarding the promotion of health behaviours (healthy eating and physical activity). She is a certified nutritionist, holding a master’s degree in High-Performance Training.