Sonia Ait-Amar received the diploma of Electrical Engineer and Doctor in Electrical Engineering and High Voltage from the University of Bejaia in 1994 and 1997, respectively. Thereafter, she taught at the University of Bejaia and pursued her research in high voltage and electrical discharges. In 2003, she joined ABB France as a researcher in lightning protection. She received the Ph.D. degree in Plasma Physics from Paris Sud 11 University in 2006. She is Associate Professor at the University of Artois since September 2008. Her research interests are insulation aging of electrical machines and the development of new methods of predictive maintenance based on partial discharges monitoring.