I, Paul F. Kantor, am the Director of the Division of Pediatric Cardiology, and Head of the Cardiomyopathy and Heart Function Service at the Stollery Children's Hospital. I have been involved in the study of Pediatric Cardiomyopathy and Heart Function for the last 10 years. I am a clinical investigator who supervises a number of projects locally and collaborates in several multicentre trials. I have an interest and expertise in clinical applications of biomarkers in heart failure, pharmacology of heart failure treatment, and cardiac muscle metabolism.