Jacob Israel Liberman Jacob Israel Liberman, OD, PhD, is a pioneer in the fields of light, vision, and consciousness and the author of Light: Medicine of the Future and Take Off Your Glasses and See. He has developed numerous light and vision therapy instruments, icluding the first FDA-cleared medical device to significantly improve visual performance. A respected public speaker, he shares his scientific and spiritual discoveries with audiences worldwide. He lives on Maui, Hawaii. Read More Read Less