Stewart Kowalski received his Ph D from the Royal Institute of Technology, Stockholm, Sweden in 1994. He has over 25 years of experience with security issues in computer and telecommunication systems. He has both extensive industrial and academic experience. He has worked for a number of major telecommunication players including Ericsson, Huawei, TeliaSonera, HP, and Digital. He has published over 60 papers in the information security area and has taught IT security and information security courses at technical institutions, universities, and business schools. The major focus of his research is applied socio-technical analysis to security in ICT systems. He is currently an associate professor at the Department of Computer and Systems Sciences at Stockholm University.