COS Quarterly Conference December 7, 2026
Co-sponsored with the Rabb Retina Study Group Featuring the COS Alex E. Krill Memorial Lecture

M. Louise Simpson Distinguished Professor of Ophthalmology, Vice Chair for Clinical Affairs and DRCR Retina Network Chair at Emory University School of Medicine in Atlanta
"Complement Inhibitors for Geographic Atrophy: Are They Worth the Effort?"
Plus... Rabb Retina Study Group community case presentations
Advance registration for this meeting is coming soon!
CLICK HERE to view a list of previous Krill Lecturers.
About this year's Krill Lecturer
Dr. Daniel Martin completed medical school at The Johns Hopkins University School of Medicine followed by residency and chief residency in ophthalmology at Emory University School of Medicine. He completed a fellowship in vitreoretinal surgery at Duke University Eye Center followed by a fellowship in uveitis and clinical trials at the National Eye Institute/National Institutes of Health. From 1993 to 2008, Dr. Martin rose through the academic ranks at Emory to serve as the Thomas M. Aaberg Professor of Ophthalmology and Interim Chair of the Department of Ophthalmology. From 2008 to 2024, Dr Martin served as Chair of the Cleveland Clinic Cole Eye Institute and the Barbara and A. Malachi Mixon III Institute Chair in Ophthalmology. He returned to the faculty at Emory in 2025. Read more...
Registration (Online)
All Attendees -- COS & Rabb Members, Residents/Fellows and Non-members - 
Pre-registration is coming soon!
On the form, click on "register yourself" to start the process. If you are planning to present a case during the Rabb portion of the meeting, you will see a place to enter that information, as well.
RABB CASE PRESENTATIONS -- If you wish to give a case presentation during the Rabb Retina Study Group portion of the conference, you will be able to indicate that on the registration form, as well as the topic/title of your case.
Meeting Information
Location: Gleacher Conference Center 450 N. Cityfront Plaza Dr., Chicago Discounted parking with validation in the NBC Tower garage and several other area parking lots.Date:
Monday, December 7, 2026
Time:
6:00 p.m. - Reception 6:30 p.m. - Dinner 7:00 p.m. - Business meeting - Vivek Chaturvedi, MD, COS President 7:10 p.m. - Krill Lecture - Daniel F. Martin, MD 7:40 p.m. - Rabb Case Presentations & Discussion - Community members/residents 8:30 p.m. - Adjourn (approximate time)
Registration
Advance registration is required although there is no fee. Please register no later than December 4th.
This year, we are waiving the registration fee (normally $75) for non-members and guests.
There will be no virtual option for attending this meeting... in-person only.
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Educational Items
Course Director: Rebecca Sarran, MD
Target Audience: Practicing ophthalmologists, ophthalmology residents and fellows
Commercial Support Any exhibiting companies participating will be acknowledged at the time of the meeting.
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Questions? Contact the COS office at: 847-680-1666 or by email: [email protected]
Dinner We are proud to announce that catering at the Gleacher Center is provided by Wolfgang Puk. A buffet dinner with several choices of entrees will be available.
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