Miquel Vilardell is a medical doctor and a professor of medicine at the Autonomous University of Barcelona. He is the chief of staff of internal medicine at the Vall d'Hebron University Hospital and the vice president of the Official Medical School of Barcelona. He is the author of "Ser medico." Tina Parayre is a counselor and the coauthor of "El caballo de Miguel." Ramon Bayes is a professor emeritus of the Autonomous University of Barcelona and the author of more than 700 scholarly and popular publications in the fields of health, oncology, HIV, geriatrics, and palliative care. He is the author of "El psicologo que buscaba la serenidad." Albert Figueras is a doctor dedicated to promoting the rational use of medication. He works for the Catalan Pharmacology Institute and is a professor at the Autonomous University of Barcelona. He is the author of "Pequenas grandes cosas" and "Ubuntu."