Nathan Blaunstein received his BSc. and MSc. in Radiophysics and Electronics from the State University, Tomsk, and his Ph.D. and DSc. in Radiophysics and Electronics from the Institute of Terrestrial Magnetism, Ionosphere and Radiowave Propagation Academy of Sciences in Moscow, both in the former USSR. Blaunstein is a professor at the Ben-Gurion University of the Negev and at Tel-Aviv University, Israel. He is the author of Radio Propagation in Cellular Networks (Artech House, 2000). He has done extensive research in problems of the ionosphere and ionospheric radio propagation for geophysical purposes, diffraction and scattering in various media for purpose of radiolocation, mobile-satellite and terrestrial communications, and for cellular and mobile systems performance and services (2 books, more than 130 articles and 3 patents), being a scientific adviser of Tadiran Telecom, InnoWave, Spectrolink, Magal Security Systems (Israel), Stellar-Senstar, Inc. (Canada), Ancoras (USA). 05l