Located in San Francisco, California, the Smith-Kettlewell Eye Research Institute is a nonprofit independent research institute with a long history of research in basic vision and rehabilitation in blindness and low vision. It was founded to encourage a productive collaboration between the medical clinic and the scientific laboratory. Smith-Kettlewell's research staff is drawn from diverse scientific and medical backgrounds, including ophthalmology, neurology, brain imaging, experimental psychology, engineering, physics, optometry, biophysics and audiology. In addition, it supports a number of post-doctoral fellows.