Francesca Cigna, Deodato Tapete, Italian Space Agency (ASI), Italy; Jens Danzeglocke, German Aerospace Center (DLR), Germany; Philippe Bally, European Space Agency, Italy; Roberto Cuccu, RSS, Italy; Theodora Papadopoulou, ARGANS, France; Hervé Caumont, Terradue, Italy; Agwilh Collet, Helene de Boissezon, CNES, France; Andrew Eddy, Athena Global, France; Boby E. Piard, CNIGS, Haiti