- 2009
MemberAnnual Convention, American Speech-Language-Hearing Association
- 2009 - present
MemberAudiology Au.D. Program
- 2007 - 2008
MemberEducation Sub-committee, American Academy of Audiology
- 2003 - 2004
MemberAnnual Convention, Program Committee, American Academy of Audiology
- 2001 - 2004
MemberHearing Committee, American Neurotology Society
- 2000 - 2002
Executive Board MemberAmerican Auditory Society
- 1998 - 1999
PresidentAmerican Auditory Society
- 1996 - 1999
Executive Board MemberAmerican Auditory Society
- 1996 - 1998
MemberHonors Committee, American Academy of Audiology
- 1996 - 1997
Vice PresidentAmerican Auditory Society
- 1994 - 2006
MemberAssociation for Research in Otolaryngology
- 1994 - present
MemberMinnesota Academy of Audiology
- 1994 - present
MemberProgram Selection Committee, American Academy of Audiology
- 1992 - 2012
MemberClinical Practice Committee, Department of Otorhinolaryngology
- 1991
MemberTask Force on FDA Regulations Pertaining to Hearing Aids, American Speech-Language-Hearing Association
- 1991 - present
MemberAmerican Neurotology Society
- 1989 - present
MemberAmerican Academy of Audiology
- 1988 - 2002
MemberInternational Evoked Response Study Group
- 1978 - 1992
MemberEducation Committee, Department of Otorhinolaryngology
- 1977 - 1978
ChairHuman Subjects Research Committee, Department of Speech Pathology and Audiology, Western Michigan University
- 1977 - 1978
MemberThesis and Research Committee, Department of Speech Pathology and Audiology, Western Michigan University
- 1976 - present
MemberAmerican Auditory Society
- 1973 - present
MemberAmerican Speech-Language-Hearing Association
-
Medical DirectorAudiology Au.D. Program
-
Topic Coordinator - Adult DiagnosticsAnnual Convention, American Speech-Language-Hearing Association
-
Chair of Featured SessionsAnnual Convention, Program Committee, American Academy of Audiology
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MemberPhysiologic Assessment Committee, American Speech-Language-Hearing Association