Professor Barry R. Masters is a Visiting Scientist, in the Department of Biological Engineering, at the Massachusetts Institute of Technology, and was formerly a Professor in Anatomy at the Uniformed Services University of the Health Sciences. He is a Fellow of both the Optical Society of America (OSA) and The International Society for Optical Engineering (SPIE). Professor Masters has published 80 refereed research papers and 122 book chapters. He is the editor or author of: 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, and (with Peter So) Handbook of Biomedical Nonlinear Optical Microscopy. Professor Masters is a Member of the Editorial Board of three Journals: Computerized Medical Imaging and Graphics; Graefe’s Archive for Clinical and Experimental Ophthalmology, and Ophthalmic Research. His research interests include the development of in vivo microscopy of the human eye and skin and the fractal analysis of branching vascular patterns.