Carlos P. Vio Lagos, MD. Obtained his degree in Medicine from Universidad Austral de Chile and University of Chile. Postdoctoral studies in Endocrinology were done with a Fogarty CTR-NIH grant in New York, USA. Dr. Vio is a Full Professor of Physiology in the Faculty of Medicine and Science, Universidad San Sebastián, Santiago, Chile, and Full Professor of Physiology at Pontificia Universidad Catolica de Chile. Large experience teaching in Physiology and Pathophysiology at medical students, health sciences, and Ph.D. programs in Physiology, Cell Biology and Biomedicine, and Medical Sciences. He is author of more than 100 research papers and books in Physiology, Hypertension and Chronic Renal Diseases. He is a member of the Chilean Academy of Medicine, Chilean Society of Hypertension, Chilean Society of Physiological Sciences, American Society of Nephrology, American Society of Physiology, InterAmerican Society of Hypertension, American Heart Association, among others. He was Chairman of Physiology and Vice President of Research and Doctoral studies at the Pontificia Universidad Catolica de Chile (2000–2010), and currently is the Vice President of Research and Doctoral studies of the Universidad San Sebastian, Chile.Pedro A. Gallardo Munizaga, MSc, PhD. Obtained his degree in Biological Sciences at the Universidad de Talca. He obtained the Master in Biological Sciences (Physiology) from Universidad de Chile. Doctor in Biological Sciences (Physiological Sciences) from Pontificia Universidad Católica de Chile. Fogarty postdoctoral position at NHLBI-NIH, Bethesda, USA. Graduate in pedagogy in teaching in Health Sciences. For 10 years, Dr. Gallardo had been in charge of the Physiology Course for Medicine students. Associate Professor at School of Medicine, Faculty of Medicine, Universidad Finis Terrae.