Information and communications technologies have revolutionized the world of journalism and, in general, the way in which the public has access to medical and healthcare knowledge and information. Ethics now has new perspectives in this field that are worthy of analysis.  In this monograph Vladimir de Semir, director of the Observatori de Comunicació Científica de la Universitat Pompeu Fabra, (Scientific Communications Observatory of the Pompeu Fabra University) analyzes the current situation with regard to scientific communications.  Other experts have also contributed with their thoughts on the transformations that have affected healthcare journalism.