A qualified surgeon with a clinical specialty in Paediatrics and Neonatology. Currently Dean of the Health Sciences Division at the Universidad del Norte. A university lecturer for over 25 years. Researcher and trade union leader on issues related to child health, ranging from quality of care to the introduction of new therapeutic options for newborns around the world. He is the first author of the clinical study that supports the use of Sildenafil in the neonatal period. His work has led to innovations in neonatal care and has been recognized by national and international scientific associations and government bodies. Book chapters and articles by him have addressed ethical issues at the beginning and end of the lives of newborns.