B.Sc. degree (1989), M.Sc. (1991), and Ph.D. (1997) from the Physics Department of the University of Athens, Greece. During the time period 2000-2002 he was a research assistant in the Naval Postgraduate School, Monterey, US. He is a researcher in the Institute of Environmental Research and Sustainable Development, National Observatory of Athens since 2002. His scientific interests and accomplishments lie in the research areas of rain and flood events with polarimetric weather radar observations and the atmospheric boundary layer with observations from instrumented aircraft, ships, buoys, acoustic sounder and masts.