David F. Chang, MD is a Summa Cum Laude graduate of Harvard College and Harvard Medical School. He completed his ophthalmology residency at the University of California, San Francisco where he is now a clinical professor. Having chaired the ASCRS Cataract Clinical Committee, Dr.Chang has been on the ASCRS Board and Executive Committee since 2009 and served as the 2012-2013 president. He is past chair of the AAO Cataract Preferred Practice Pattern Panel and in 2009 completed his 5-year term as chair of the AAO Annual Meeting Program Committee. Dr.Chang also co-chairs the ASCRS Foundation and is the recipient of the 2019 AAO Humanitarian Service Award, and the 2020 Aravind Venkataswamy Award. He served as chief medical editor of EyeWorld, and Cataract and Refractive Surgery Today.