| Prof. G. Contopoulos (Academy of Athens, Greece) |
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| Prof. K. Papadopoulos (University of Maryland, USA) |
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| Prof. M. Kundu (University of Maryland, USA) |
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| Prof. P. Cargill (Imperial College, USA) |
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| Dr. P. Sprangle (NRL, USA) |
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| Prof. J. Kuijpers (Radboud University Nijmegen, Holland) |
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| Prof. K. Hizanidis (National Polytechnic School, Athens, Greece) |
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| Prof. G. Emslie (Oklahoma State University, USA) |
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| Dr. N. Vilmer (Meudon, France) |
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| Prof. D.B. Papadopoulos (University of Thessaloniki, Greece) |
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| Prof. C. Tsagas (University of Thessaloniki, Greece) |
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| Prof. N. Stergioulas (University of Thessaloniki, Greece) |
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| Prof. G. Voyatzis (University of Thessaloniki, Greece) |
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| Dr K. Garlsgaard (Niels Bohr Institute, Copenhagen, Denmark) |
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| Dr K. Azner (Private company, Switzerland) |
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| Dr R. Turkmani ( Imperial College, London, UK) |
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| Dr J. Kominis (NTUA, Greece) |
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| Dr S. Krucker (Berkley, USA) |
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| Prof. K. Allisandrakis (University of Ioannina, Ioannina, Greece) |
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| Dr. D. Vassiliadis (NASA, Gordard, USA) |
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| Dr R. Kluving (Meteorology Department, USA) |
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| Dr. H. Rowland (Naval Research Lab, Wshington DC, USA) |
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| Dr R. Decker (Applied Physics Lab, USA) |
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| Dr R.R. Sharma (Private Company, USA) |
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| Dr. A. Raoult (Observatory of Paris, Meudon, France) |
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| Dr. A. Moghaddam-Taaheri (Private Company, USA) |
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| Dr. H. Karimabaldi (University of San Diego, USA) |
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