Academics & Research

Nora Eccles Harrison Cardiovascular Research & Training Institute


Dipayan Chaudhuri, MD, PhD

Dr. Chaudhuri earned his medical and graduate degrees at the Johns Hopkins University School of Medicine. He then completed a residency in internal medicine at the University of California, San Francisco and subsequently a clinical fellowship in Cardiovascular Diseases at the Massachusetts General Hospital. Concurrently with his clinical fellowship... Read More

Specialties: Cardiology, General Cardiology


Phone: 801-585-7676

Sarah Franklin, PhD

Sarah Franklin, PhD, is an Assistant Professor at the University of Utah with a research laboratory in the Nora Eccles Harrison Cardiovascular Research and Training Institute. She received her PhD from Brigham Young University and then received postdoctoral training at UCLA in the department of Anesthesiology.Her research interests focus on underst... Read More


Phone: 801-581-5029

Robert S. MacLeod, PhD

Rob MacLeod was trained in physics, electrical engineering, and physiology & biophysics and is a Full Professor of Bioengineering and Adjunct Professor of Internal Medicine (Cardiology) at the University of Utah. He is a co-founder and an Associate Director of the Scientific Computing and Imaging (SCI) Institute and an Associate Director of th... Read More


Phone: 801-587-9511

Kenneth W. Spitzer, PhD

Ken Spitzer, PhD is a Professor of Internal Medicine (Cardiovascular Medicine) and Director of the Nora Eccles Harrison Cardiovascular Research and Training Institute CVRTI) at the University of Utah School of Medicine. Dr. Spitzer received his PhD degree in Physiology from the State University of New York School of Medicine at Buffalo, New York. H... Read More


Junco Warren (Junko Shibayama), PhD


Martin Tristani-Firouzi, MD

Martin Tristani-Firouzi, MD is a clinician-scientist at The University of Utah School of Medicine and attends on the inpatient and outpatient services at Primary Children´s Hospital. As a general cardiologist, he sees children with all forms of cardiac disease. His clinical interests include inherited rhythm disturbances and sudden cardiac de... Read More

Specialties: Pediatric Cardiology


Derek J. Dosdall, PhD

Derek J. Dosdall, PhD, is an associate professor at the University of Utah in the Depatment of Surgery, Division of Cardiothoracic Surgery. He has adjunct appointments in the Department of Bioengineering and the Deparmtment of Internal Medicine, Division of Cardiovascular Medicine. He received his PhD in Bioengineering from Arizona State University... Read More


Phone: 801-587-2036

Ravi Ranjan, MD, PhD

Ravi Ranjan, M.D., Ph.D., is a cardiologist specializing in cardiac electrophysiology. His clinical interests include ablation of complex cardiac arrhythmias like atrial fibrillation, ventricular tachycardias and supra-ventricular tachycardias. He also has keen interest in cardiac device based therapy like cardiac resynchronization therapy, ICDs an... Read More

Research Interests: Advanced MRI Imaging, Atrial Fibrillation, Cardiac Electrophysiology, Catheter Ablation

Specialties: Cardiac Electrophysiology, Cardiology


Phone: 801-585-7676

Stavros G. Drakos, MD, PhD, FACC

Dr. Stavros George Drakos is a Professor of Cardiology at the Univ. of Utah Healthcare & Medical School and the Salt Lake VA Medical Center. He is the Medical Director Cardiac Mechanical Support Program, Co-Chief Heart Failure & Transplant and Director of Cardiovascular Research for the Division of Cardiology. Dr. Drakos is one of 27 cardio... Read More

Specialties: Cardiac Mechanical Support, Cardiology, Heart Failure, Heart Transplant



Craig H. Selzman, MD

Chief, Division of Cardiothoracic Surgery

Dr. Craig Selzman is a Professor of Surgery and Chief of the Division of Cardiothoracic Surgery at the University of Utah who specializes in the care of patients requiring heart surgery. He earned his undergraduate degree at Amherst College and medical degree at Baylor College of Medicine. He received his General and Cardiothoracic Surgery training... Read More

Specialties: Adult Cardiac Surgery, Adult Congenital Heart Disease, Aortic Dissection, Cardiac Mechanical Support, Cardiothoracic Surgery, Coronary Artery Bypass Surgery, Coronary Revascularization, Heart Failure, Heart Stem Cell Therapy, Heart Transplant, Heart Valve Surgery, Lung Transplant, Marfan Syndrome and other Aortic Disorders, Minimally Invasive Heart Surgery, Surgical Ventricular Restoration, Valvular Heart Disease


Phone: 801-587-9348

Philip R. Ershler

Philip R. Ershler

Title:  Research Associate Professor of Internal Medicine, Division of Cardiology


Phone:  (801) 230-8771

Frank B. Sachse

Title:  Associate Professor in BioengineeringAssociate Professor in Bioengineering

Dr. Frank Sachse is an Associate Professor in the Bioengineering Department and faculty investigator at the Nora Eccles Cardiovascular Research and Training Institute. He received a PhD in electrical engineering in 1997 from the Universität Karlsruhe (TH), Germany. In 2002, he habilitated in biomedical engineering with the thesis “Mathematical Modeling of the Mammalian Heart”. Since 2003, he works at the University of Utah, Salt Lake City, USA. His research focus is on microscopic imaging and computational approaches to gain basic insights into heart diseases and therapies. Dr. Sachse taught classes on biomedical engineering, modeling of the cardiovascular system, and biomedical imaging at universities in Germany, Finland, Spain and the USA. He received several awards for his work, including awards from the Federal Ministry of Education and Research, Germany, and the National Institutes of Health, USA, as well as a visiting fellowship at the Isaac Newton Institute for Mathematical Sciences, Cambridge, UK.


Phone:  (801) 587-9514

Mark Warren

Title:  Research Assistant Professor of Bioengineering


Phone:  (801) 581-8183

Alexey V. Zaitsev

Title:  Research Associate Professor of Bioengineering

Research interests:
  • Biophysical mechanisms of cardiac arrhythmias such as atrial and ventricular fibrillation.
  • The critical events determining cell death in myocardial ischemia/reperfusion.
  • Role of energy metabolism in adverse outcomes of myocardial ischemia and heart failure.


Phone:  (801) 587-5834