Dr. Chang is a summa cum laude graduate of Harvard College and earned his medical degree at Harvard Medical School. He completed his ophthalmology residency at the University of California, San Francisco (UCSF) where he is now a clinical professor. Dr. Chang is chairman of the American Academy of Ophthalmology’s Annual Meeting Program Committee, having previously chaired the Cataract Program Subcommittee. He organized and was the program co-chair for the Academy’s first 6 Spotlight on Cataracts Symposia and is vice-chair of the Academy’s Practicing Ophthalmologist Curriculum Committee for Cataract and Anterior Segment, which developed the American Board of Ophthalmology knowledge base for the Maintenance of Certification (MOC) examination. He is also on the Academy’s Cataract Preferred Practice Pattern Panel.
Beyond his work for the Academy, Dr. Chang is chair of the American Society of Cataract and Refractive Surgery (ASCRS) Cataract Clinical Committee and is a member of the ASCRS Eye Surgery Education Council Presbyopia Task Force. He is on the scientific advisory board for the UCSF Collaborative Vision Research Group, American Medical Optics, Calhoun Vision, Medennium, Peak Surgical, and Visiogen, and is the medical monitor for the Visiogen Synchrony accommodating IOL FDA-monitored trial. He is co-chief medical editor for Cataract & Refractive Surgery Today (CRST), editor of the CRST Virtual Textbook of Cataract Surgery, and has authored two Slack textbooks, Phaco Chop (2004) and Curbside Consultation in Cataract Surgery (2007).