Konstantinos Papanikitas is currently a software engineer and PHD student in NAM group in the University of Patras, Greece. He holds a diploma since 2005 from the Electrical and Computer Engineering Department at the National Technical University of Athens, a Master of Science degree since 2007 in Renewable Energy Sources from the National Technical University of Athens and currently he performs his PHD studies at the University of Patras. His PHD is in the area of social networks and p2p systems.