Stefania Monni received a MSc degree in electronic engineering from the University of Cagliari, Italy, in 1999 and a PhD degree in electronic engineering from Eindhoven University of Technology in 2005. From 1999 to 2000 she was at the radio frequency system division of Esa/Estec. In 2001 she joined TNO, where she is currently senior scientist at the radar technology department. Her research interests include analysis and design techniques for phased array antennas. She is the Benelux delegate at the European Association on Antennas and Propagation and serves in the technical programme committee of the ESA Antenna Workshop.