He received the M.S. and Ph.D. degrees in computer science from Uppsala University, Sweden. Prior to joining KTH, he was Vice President of Research and Development at Dynarc, a company developing network systems for optical metropolitan networks. Before that, he was at SICS, Swedish Institute of Computer Science. At KTH, Peter is heading the Network Systems Laboratory. He is Director of the Communication Systrems Master’s program, and academic coordinator for NordSecMob – an Erasmus Mundus Master's Programme in Security and Mobile Computing. He is teaching courses in computer networks, network security, and distributed applications. Currently he is supervising eight doctoral students, and he has been involved in several research programs at both national and European level. His current research interests include cloud networking, energy-efficient networking, and eHealth infrastructures.