Helio Caballero Rojas is a nurse, magister and PhD in public health. Researcher affiliated with the Faculty of Health Sciences at the Universidad Industrial de Santander (UIS), Colombia. His academic interests focus on Primary Health Care, epidemiology, cancer surveillance, health systems evaluation and public health governance. He has participated in research projects related to preventive care models, health services assessment and population-based health analysis in Colombia. Currently, his work emphasizes the evaluation of PHC-oriented organizational models and the integration of evidence-based approaches into health system decision-making.