Antonije R. Djordjevic is a professor at the School of Electrical Engineering, University of Belgrade, Yugoslavia, where he received his B.S., M.S., and D.S. He is a corresponding member of the Serbian Academy of Sciences and Arts.

Miodrag B. Bazdar is R&D group manager at QuesCom S.A., France. He holds a B.S. in electronics engineering from the University of Belgrade and an M.S. in microwaves from the same university.

Vladimir V. Petrovic is assistant professor at the University of Belgrade, School of Electrical Engineering, where he received his M.S. and D.S. degrees in electrical engineering.

Dragan I. Olcan is a research and teaching assistant at the Department of Electromagnetic, School of Electrical Engineering, University of Belgrade,Yugoslavia. He holds B.S. in electrical engineering from the School of Electrical Engineering, University of Belgrade.

Tapan K. Sarkar is a professor in the department of electrical engineering and computer science at Syracuse University. He holds a Ph.D. from Syracuse University. He is a fellow of the IEEE and has published extensively.

Roger F. Harrington is professor emeritus of electrical engineering and computer science at Syracuse University..He is also visiting professor at the University of Arizona. He was awarded the Van der Pol Medal from URSI in 1996, the Jubilee Tesla Medal from the Nicola Tesla Society, Yugoslavia, in l998, and the IEEE Electromagnetics Award in 2000.