Slawomir Pietrzyk is CEO and Founder of the IS-Wireless – a provider of mobile networks of the future. He is an expert in wireless technologies and the author of the first book on OFDMA, entitled “OFDMA for Broadband Wireless Access”, and published in 2006. He holds a Ph.D. degree from the Delft University of Technology in the Netherlands and postgraduate diploma in management from the Warsaw School of Economics. Prior to IS-Wireless, Slawomir worked for T-Mobile and Ubiquitous Communication Program at the Delft University of Technology.