Al EisnerAl Eisner, PhD conducted research into the eye and visual system for more than three decades, mostly as a principal investigator scientist in neuroscience and ophthalmology settings. He also served for more than fifteen years as a research journal reiewing editor, and separately on various national panels or committees. Much of his research concerned age-related disease, and he has taught university-level courses on the health aspects of aging. Dr. Eisner's graduate degrees are in mathematics and psychology. Read More Read Less