- 2020 - present
ChairAOS Council
- 2020 - present
Co-ChairAmerican Ophthalmology Society (AOS) Council
- 2017 - 2022
Secretary for Quality of CareAmerican Academy of Ophthalmology
- 2017
Eyebank Tissue Focus GroupAssociation for Research in Vision and Ophthalmology
- 2017 - present
Eyebank Working GroupAssociation for Research in Vision and Ophthalmology (ARVO)
- 2016 - present
Emeritus MemberEmory University
- 2016 - 2017
Executive Committee MemberCenter for the Visually Impaired
- 2016 - 2017
Board Development Committee MemberCenter for the Visually Impaired
- 2015 - 2020
Council MemberAmerican Ophthalmological Society
- 2015 - 2017
Executive Committee Vice ChairCenter for the Visually Impaired
- 2015 - 2017
Chair, Strategic Planning CommitteeCenter for the Visually Impaired
- 2014 - 2016
Translational Science Working GroupAssociation for Research in Vision and Ophthalmology
- 2014
Ad Hoc Grant ReviewerResearch to Prevent Blindness
- 2012 - 2017
Strategic Planning Committee MemberCenter for the Visually Impaired
- 2012 - 2017
Board of Trustees, Board MemberCenter for the Visually Impaired
- 2012 - 2017
ChairCommittee on Preferred Practice Patterns, American Academy of Ophthalmology
- 2012 - 2016
Board of Managers MemberEmory Specialty Associates
- 2012 - 2014
Chair - Membership CommitteeAmerican Ophthalmological Society
- 2012
Ad Hoc Grant ReviewerResearch to Prevent Blindness
- 2011
Reviewer for Scientific Abstracts at the Annual MeetingAssociation of University Professors of Ophthalmology
- 2010 - 2013
Commercial Relationships CommitteeAssociation for Research in Vision and Ophthalmology
- 2009 - 2014
Membership CommitteeAmerican Ophthalmological Society
- 2009 - 2010
Advisory Board MemberCenter for Health in Aging
- 2009
Reviewer for Scientific Abstracts at the Annual MeetingAssociation of University Professors of Ophthalmology
- 2009
Ad Hoc Grant ReviewerResearch to Prevent Blindness
- 2009 - present
Retina Clinical CommitteeAmerican Society of Cataract and Refractive Surgery
- 2008 - 2017
MemberGeorgia Society of Ophthalmology
- 2008 - 2009
Charter MemberCenter for Health in Aging
- 2008 - present
MemberMedical Association of Georgia
- 2008 - present
MemberAmerican Ophthalmological Society
- 2008 - present
MemberAssociation of University Professors of Ophthalmology
- 2007 - 2013
Committee ChairAmerican Academy of Ophthalmology
- 2007 - 2013
Committee MemberAmerican Academy of Ophthalmology
- 2007 - 2010
Committee ChairMacula Society
- 2007 - 2010
Executive Council MemberMacula Society
- 2005 - 2013
Practicing Ophthalmologists Curriculum PanelAmerican Academy of Ophthalmology
- 2003 - 2017
MemberRetina Society
- 2002 - present
Associate ExaminerAmerican Board of Ophthalmology
- 2001 - 2010
Credentials CommitteeMacula Society
- 2001 - present
MemberAmerican Society of Retina Specialists
- 2000 - 2017
MemberMacula Society
- 1999 - 2003
Skills Transfer CommitteeAmerican Academy of Ophthalmology
- 1995 - present
MemberUmbo Society
- 1994 - present
MemberSociety of Heed Fellows, Heed Foundation
- 1991 - 2008
MemberMinnesota Academy of Ophthalmology
- 1991 - present
FellowAmerican Academy of Ophthalmology
- 1990 - present
MemberAssociation for Research in Vision and Ophthalmology
- 1985 - 2010
MemberAmerican Medical Assocation