Arthur McGurn, Ph.D., is a Professor Emeritus of Physics at Western Michigan University. He received his Ph.D. from the University of California, Santa Barbara, working in theoretical condensed matter physics. He did postdoctoral work at Temple University, Michigan State University, and George Washington University. Dr. McGurn is a Fellow of the Institute of Physics, the American Physical Society, the Electromagnetics Academy, and the Optical Society of America (now Optica), and is an Outstanding Referee of the American Physical Society. He has over 150 research publications and a number of books on nonlinear optics, nanophotonics, photonics and phononics, and condensed matter physics for the nanosciences.