Edward F. Kuester received a BS degree from Michigan State University, East Lansing, USA, and MS and Ph.D degrees from the University of Colorado Boulder (UCB), USA, all in electrical engineering. Since 1976, he has been with the Department of Electrical, Computer, and Energy Engineering at UCB, where he is currently a professor. He also has been a summer faculty fellow at the Jet Propulsion Laboratory, Pasadena, California, USA; visiting professor at the Technische Hogeschool, Delft, The Netherlands; invited professor at the ecole Polytechnique Federale de Lausanne, Switzerland; and visiting scientist at the National Institute of Standards and Technology (NIST), Boulder, Colorado, USA. Widely published, Dr. Kuester is a fellow of the Institute of Electrical and Electronics Engineers (IEEE), and a member of the Society for Industrial and Applied Mathematics (SIAM) and Commissions B and D of the International Union of Radio Science (URSI).

David C. Chang holds a bachelor's degree in electrical engineering from National Cheng Kung University, Tainan, Taiwan, and MS and Ph.D degrees in applied physics from Harvard University, Cambridge, Massachusetts, USA. He was previously full professor of electrical and computer engineering at the University of Colorado Boulder (UCB), USA, where he also served as chair of the department and director of the National Science Foundation Industry/University Cooperative Research Center for Microwave/Millimeter-Wave Computer-Aided Design. He then became dean of engineering and applied sciences at Arizona State University, Tempe, USA; was named president of Polytechnic University (now the New York University Polytechnic School of Engineering (NYU Poly)), Brooklyn, USA; and was appointed as NYU Poly chancellor. He retired from that position in 2013, and is now professor emeritus at the same university. Dr. Chang is a life fellow of the Institute of E