Professor Ach´s dedication is both patient care and advancing the field of ophthalmology through research and innovation. He is an ophthalmologist based in Bonn, Germany, who specializes in retinal diseases and vitreoretinal surgery, with a particular focus on macular degeneration (AMD), diabetic retinopathy, and retinal detachment. Dr. Ach is affiliated with the University Eye Hospital in Bonn, where he also contributes to academic teaching and mentoring of medical students and residents. He and his research group are highly regarded for their expertise in the use of advanced imaging techniques, such as Optical Coherence Tomography (OCT) and fundus autofluorescence (AF) where he and his collaborators have contributed important work in recent years on cellular and subcellular changes in AMD. Professor Ach´s highly competitive research is funded by the NIH and German Federal Ministry of Education and Research, among others, and he and his research group have received numerous awards. His current work focuses on the further development of novel diagnostic tools for AMD and other retinal diseases as well as the development of therapeutic interventions for the early stages of AMD.