Sandro Maria Radicella, head of the ICTP Aeronomy and Radiopropagation Laboratory (ARPL), is representing Italy at the Workshop on Ionospheric Research for Satellite Navigation and Positioning. The Workshop, taking place under a Bilateral Agreement on Science and Technology between China and Italy, is being held between 29 November and 1 December in Beijing, China. Radicella, who also helped to organize the Workshop, is speaking about ionospheric research at ICTP. He is being joined by Roberto Coisson, Scientific Counselor of the Italian Embassy in Beijing.