1. Minnesota


  1. Cardiovascular Diseases


  1. BA - Chemistry Brigham Young University
  2. Internship - Internal Medicine Duke University
  3. MD University of Utah
  4. Resident - Internal Medicine Duke University
  5. Fellow - Cardiology/Electrophysiology Duke University


  1. American Board of Internal Medicine
  2. American Board of Internal Medicine - Cardiology
  3. American Board of Internal Medicine - Clinical Cardiac Electrophysiology

Academic rank

  1. Professor of Medicine

Professional Highlights

  • Developer and Lead Investigator, Catheter Ablation Versus Antiarrhythmic Drug Therapy for Atrial Fibrillation (CABANA) Trial, National Institutes of Health (NIH), 2009-2015
  • President, National Heart Rhythm Society, 2010-2011
  • President-Elect, Heart Rhythm Society, 2009-2010
  • Chair, Events Committee, Home Automated External Defibrillator Trial (HAT), National Institutes of Health (NIH), 2002-2008
  • Member, Executive Committee, Sudden Cardiac Death in Heart Failure Trial (SCDHeFT), National Institutes of Health (NIH), 1995-2006


  • Ablation of atrial fibrillation, including ultrasound and cryoablation of atrial fibrillation
  • Ablation of complex atrial arrhythmias, mechanisms of heart rhythm disturbances
  • 4/5D Image integration guided ablation of AF, VT
  • MR/Intracardiac ultrasound imaging of arrhythmia substrate
  • Ablation of advanced ventricular tachycardias
  • Development of new ablation methods and technology
  • Cell therapy for cardiac arrhythmias
  • Cellular ablation and conduction modification research


See a listing of publications on PubMed, a service of the National Library of Medicine.


See a description of research activities.


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