Professor Barry R. Masters received a PhD Degree from The Weizmann Institute of Science, Rehovot, Israel, an MS Degree from The Florida State University, Institute of Molecular Biophysics, Tallahassee, Florida, and a BS Degree from The Polytechnic Institute of Brooklyn, Brooklyn, New York. Professor Masters is a Visiting Scientist, in the Department of Biological Engineering, at the Massachusetts Institute of Technology, and was formerly a Professor in Anatomy and Cell Biology at the Uniformed Services University of the Health Sciences. From 1999 to 2000 Professor Masters was a AAAS Congressional Science & Engineering Fellow and served as a Legislative Assistant in the United States Congress. He was a Visiting Scholar in the History of Science Department at Harvard University. He is a Fellow of the American Association for the Advancement of Science (AAAS), the Optical Society of America (OSA), the SPIE. He is a Recipient of The Vogt Prize for Ophthalmic Research (Highest Swiss Award for Research in Ophthalmology) with Dr. Böhnke in 1999 for their work on: "Confocal Microscopy of the Cornea.” Professor Masters has published 87 refereed research papers and 142 book chapters and proceedings articles. He is the editor or author of ten books: Noninvasive Diagnostic Techniques in Ophthalmology; Medical Optical Tomography: Functional Imaging and Monitoring; Selected Papers on Confocal Microscopy; Selected Papers on Optical Low-Coherence Reflectometry and Tomography; Selected Papers on Multiphoton Excitation Microscopy; and Confocal Microscopy and Multiphoton Excitation Microscopy: the Genesis of Live Cell Imaging, Handbook of Biomedical Nonlinear Optical Microscopy (with Peter So). He is currently writing a new book to be published by Springer Nature: Superresolution Optical Microscopy. He wrote the essay WHAT IS LIGHT? for the International Commission for Optics (ICO), to inaugurate the YEAR OF LIGHT 2015, open access, www.e-ico.org (in various languages)