- 2014
MemberCardiac Electrophysiology and Arrhythmias/Regulation Peer Review Study Group, American Heart Association
- 2009
Session ChairScientific Meeting, Featured Symposium-New Concepts, Heart Rhythm Society (formerly NASPE)
- 2009
Session ChairCardioRhythm Highlight
- 2008 - 2012
Subcommittee MemberFellowship, Heart Rhythm Society (formerly NASPE)
- 2008 - 2012
Charter MemberElectrical Signaling, Ion Transport, and Arrhythmia Study Section, National Institutes of Health
- 2008
ChairCardiac Electrophysiology and Arrhythmias/Regulation Peer Review Study Group, American Heart Association
- 2007
Session ChairNorth American Society of Pacing and Electrophysiology
- 2007
Co-ChairCardiac Electrophysiology and Arrhythmias/Regulation Peer Review Study Group, American Heart Association
- 2006
Temporary MemberElectrical Signaling, Ion Transport, and Arrhythmia Study Section, National Institutes of Health
- 2006 - present
MemberResearch Committee, Division of Cardiovascular Diseases, Department of Internal Medicine
- 2005
Special ReviewerProgram Project Grants, National Institutes of Health
- 2005 - present
FacultyProgram on Aging, Division of Cardiovascular Diseases, Department of Internal Medicine
- 2004
Session ChairNorth American Society of Pacing and Electrophysiology
- 2004
MemberReview Panel on Progression of Cardiovascular Disease in Type 1 Diabetes, National Institutes of Health
- 2003
Session ChairNorth American Society of Pacing and Electrophysiology
- 2003
Temporary MemberRenal and Cardiovascular Study Section, National Institutes of Health
- 2002 - present
MemberHeart Rhythm Society (formerly NASPE)
- 1998 - 2001
Grant ReviewerNora Eccles Treadwell Foundation
- 1997
Special ReviewerCardiovascular Study Section, National Institutes of Health
- 1997
Ad Hoc ReviewerMerit Review Cardiovascular Board, Veteran's Administration, U.S. Department of Veterans Affairs
- 1997
MemberMerit Review Cardiovascular Board, Veteran's Administration, U.S. Department of Veterans Affairs
- 1995 - 1996
ChairAffiliate Study Section Group B, American Heart Association
- 1995
MemberCardiovascular Division, Department of Internal Medicine, Carver College of Medicine
- 1995
MemberCardiac Electrophysiology Search Committee, Cardiovascular Division, Department of Internal Medicine
- 1994 - 1996
MemberAffiliate Study Section Group B, American Heart Association
- 1994 - 1995
Vice ChairAffiliate Study Section Group B, American Heart Association
- 1994
MemberPromotion Committee, Department of Internal Medicine, Carver College of Medicine
- 1994 - present
MemberCentral Society for Clinical Research
- 1993
Special ReviewerCardiovascular Study Section, National Institutes of Health
- 1993 - present
MemberCardiovascular Study Section, National Institutes of Health
- 1992 - 1994
MemberGreat Plains Regional Peer Review Consortium, American Heart Association
- 1992 - present
ReviewerScientific Meeting Abstracts, American Heart Association
- 1992 - present
MemberScientific Meeting Abstracts, American Heart Association
- 1990 - 1995
MemberResearch Committee, Iowa Affiliate, American Heart Association
- 1990 - 1995
MemberIowa Affiliate, American Heart Association
- 1990 - present
ReviewerMerit Review Awards, Veteran's Administration, U.S. Department of Veterans Affairs
- 1990 - present
ReviewerAffiliate Fellowship Application, American Heart Association
- 1990 - present
MemberAmerican Federation for Clinical Research
- 1990 - present
MemberMerit Review Awards, Veteran's Administration, U.S. Department of Veterans Affairs
- 1990 - present
MemberAffiliate Fellowship Application, American Heart Association
- 1988 - present
MemberBiophysical Society
- 1988 - present
MemberSociety of General Physiologists
- 1987 - present
FellowAmerican Heart Association
- 1987 - present
FellowCouncil on Clinical Cardiology, American Heart Association
- 1987 - present
FellowAmerican College of Cardiology
- 1987 - present
MemberAmerican Medical Association
- 1987 - present
MemberAmerican Heart Association
- 1987 - present
MemberCouncil on Clinical Cardiology, American Heart Association
- 1987 - present
MemberCouncil on Basic Science, American Heart Association
- 1987 - present
MemberAmerican College of Cardiology
- 1986 - present
MemberCardiac Electrophysiology Society
- 1985 - present
FellowAmerican College of Physicians
- 1985 - present
MemberAmerican College of Physicians