Dr. Dimitri Azar will be presenting "Wavefront-guided Refractive Surgery: Advantages and Limitations" at a special guest lecture on Wednesday September 28, 2011 at 7:00 am in BST 120. Dr. Azar is the Interim Dean, College of Medicine, Professor and Head, Department of Ophthalmology and B.A. Field Endowed Chair of Ophthalmologic Research at the University of Illinois at Chicago.