- 2003 - 2005
Board MemberComputer and Instrumentation Council, Society of Nuclear Medicine
- 2002 - 2008
ChairMedical Physics, Diagnostic Radiology, Department of Radiology
- 2001 - 2002
PresidentCentral Chapter, Society of Nuclear Medicine
- 1999 - 2001
ChairProgram Committee, Central Chapter, Society of Nuclear Medicine
- 1999 - 2000
President-ElectCentral Chapter, Society of Nuclear Medicine
- 1998 - 2004
EditorCentral Chapter Newsletter, Central Chapter, Society of Nuclear Medicine
- 1998 - 2003
MemberBoard of Governors, Central Chapter, Society of Nuclear Medicine
- 1998 - 1999
MemberPET Task Force, Diagnostic Radiology, Department of Radiology
- 1997 - 2000
MemberFinance Committee, Central Chapter, Society of Nuclear Medicine
- 1997 - present
Associate MemberMayo Clinic Graduate School of Biomedical Sciences, Mayo Clinic College of Medicine and Science, Department of Education Administration
- 1996 - 1999
MemberPublication Committee, Central Chapter, Society of Nuclear Medicine
- 1995 - 2001
SpokespersonMedical Physics, Diagnostic Radiology, Department of Radiology
- 1995 - 1996
MemberInformation Policy Advisory Council (IPAC) Task Force, Diagnostic Radiology, Department of Radiology
- 1995 - present
MemberRadiology Clinical Practice Committee, Department of Radiology
- 1994 - 2000
MemberEngineering Committee, Diagnostic Radiology, Department of Radiology
- 1993 - 1996
MemberBoard of Governors, Central Chapter, Society of Nuclear Medicine
- 1993 - 1995
MemberWork Station Task Force, Diagnostic Radiology, Department of Radiology
- 1993
Program Chair1993 Fall Meeting of the Central Chapter of the Society of Nuclear Medicine
- 1993
MemberCentral Chapter, Society of Nuclear Medicine
- 1992 - 1996
MemberDistrict Improvement Team (DIT) Committee, Diagnostic Radiology, Department of Radiology
- 1992 - 1993
MemberInformation Policy Advisory Council (IPAC) Task Force, Diagnostic Radiology, Department of Radiology
- 1992 - 1993
MemberProgram Committee, Central Chapter, Society of Nuclear Medicine
- 1991 - 1992
MemberNetwork Task Force, Diagnostic Radiology, Department of Radiology
- 1990 - 1992
MemberComputer Committee, Department of Radiology
- 1990 - 1991
MemberPET Implementation Committee, Mayo Clinic Rochester Committees
- 1989 - 1997
MemberQuality Assurance Committee, Diagnostic Radiology, Department of Radiology
- 1989 - 1992
MemberEquipment Committee, Department of Radiology
- 1989 - 1991
MemberNuclear Medicine Committee, American Association of Physicists in Medicine
- 1988 - 1992
MemberClinical Support Committee, Diagnostic Radiology, Department of Radiology
- 1988 - 1989
ChairInstitutional PET Task Force, Mayo Clinic Rochester Task Forces
- 1987 - 1991
MemberPublication Committee, Central Chapter, Society of Nuclear Medicine
- 1987 - 1988
MemberPET Task Force, Diagnostic Radiology, Department of Radiology
- 1984 - 1986
ChairScientific Committee, Association of Physical Scientists in Medicine
- 1982 - 1985
MemberVocational Committee, Association of Physical Scientists in Medicine
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MemberDepartment of Education Administration
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FacultyRadiology, Royal College of Surgeons in Ireland
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MemberAmerican Society of Nuclear Cardiology
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MemberEuropean Society of Nuclear Medicine
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MemberAmerican Society for Bone and Mineral Research
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MemberInstitute of Electrical and Electronics Engineers
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MemberInstitute of Physics