Dr. Robert S. Feder is the Chief of Corneal and External Disease Services at the Northwestern University Feinberg School of Medicine. He has been performing refractive surgery since 1991. Dr. Feder has also been performing cataract surgery and cornea transplant surgery for more than 25 years. He is certified in the use of the toric lens implant for correction of astigmatism and the crystalens and multifocal implants, which are used to reduce dependence on glasses after cataract surgery.

Dr. Feder completed his ophthalmology residency at Washington University in St. Louis, where he graduated with distinction. He also completed additional training in medical and surgical care of the cornea at the University of Iowa.

Dr. Feder participates in the American Academy of Ophthalmology, the American Society of Cataract and Refractive Surgeons, the Cornea Society, and the Northwestern LASIK Physicians, Dr. Feder is a member of the Paton Society, the Ocular Microbiology Immunology Group, and the Chicago Ophthalmological Society. Dr. Feder founded and runs the Chicago Cornea Association.

Dr. Feder has co-authored two books on LASIK surgery. The first of these was published by the American Academy of Ophthalmology, for which Dr. Feder was one of seven invited authors. The second book, The LASIK Handbook: A Case-Based Approach, presents Dr. Feder's patient-focused approach to LASIK surgery. Dr. Feder has written extensively for professional journals and teaches at the medical school. He also serves on national committees and lectures frequently at symposia on corneal disease and refractive surgery. Dr. Feder has received the Best Teacher award by the Chicago Curriculum in Ophthalmology and has been recognized as an outstanding physician by America's Top Doctors, Best Doctors in America, and Chicago Magazine.