Neuroscientist Sheila Nirenberg is currently working on a prosthetic device that could potentially help restore vision and help patients with retinal degenerative diseases . She was awarded a MacArthur Foundation grant for her work in optogenetics. Eitan Armon is a Columbia University sophomore who was recently diagnosed with Rod-Cone dystrophy, a condition that causes vision loss that can worsen over time. He got in touch with Dr. Nirenberg after learning about her work.