**Selected for 2026 Doody's Core Titles in Ophthalmology**
Through six outstanding and award-winning editions, Ryan’s Retina has offered unsurpassed coverage of this complex subspecialty-everything from basic science through the latest research, therapeutics, technology, and surgical techniques. The fully revised 7th Edition, edited by Drs. SriniVas R. Sadda, Andrew P. Schachat, Charles P. Wilkinson, David R. Hinton, Peter Wiedemann, K. Bailey Freund, and David Sarraf, continues the tradition of excellence, balancing the latest scientific research and clinical correlations and covering everything you need to know on retinal diagnosis, treatment, development, structure, function, and pathophysiology. More than 300 global contributors share their knowledge and expertise to create the most comprehensive reference available on retina today.
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Dr. Peter Wiedemann is Professor of Ophthalmology at Leipzig University. He is a vitreoretinal specialist whose expertise includes complex vitreoretinal surgery and macular disorders.
Dr. Wiedemann earned his medical degree at Erlangen University, Germany. He started ophthalmic research at the Doheny Eye Institute, Los Angeles, with Dr. Stephen Ryan and completed residency and fellowship in ophthalmology at Cologne University with Prof. Klaus Heimann. In his research Dr. Wiedemann studies retinal and macular disorders and Müller cells pathophysiology.
He has authored over 500 peer reviewed publications in ophthalmology and is co-editor of the textbook Ryan´s Retina. He is a member of the German National Academy of Sciences Leopoldina, the German Ophthalmological Society, the American Academy of Ophthalmology and the Club Jules Gonin. He is also a Fellow of the Academia Ophthalmologica Internationalis (AOI), the European Academy of Ophthalmology, and a Board Member of the International Council of Ophthalmology (ICO).
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