Otto J Wittner completed his PhD at the department Telematics of the Norwegian University of Science and Technology (NTNU) in 2003. After joint administrative and post doctoral work for a research centre at NTNU, he joined UNINETT, the Norwegian NREN, in 2009. He has since then work full time with innovation project with multimedia transport and next generation networking (e.g. SDN). Currently he also holds an adjunct associate professorship at NTNU. His research interests include multimedia tools and architectures for tight interaction, e.g. musical collaboration. He is currently in close collaboration with the department of Music at NTNU and University of Oslo as well as other Norwegian higher education institutions with musical study programs.