Steinar Bjørnstad is with Tampnet AS in Norway, Stavanger, specializing in R&D on fibre sensing and optical communication. He holds a Ph.d. in telecommunication from Norwegian University of Science and Technology (NTNU) and has authored/co-authored more than 70 scientific papers within optical communication and fibre sensing. He's has during his 30+ years career previously worked for both telecom operators and for system vendors, including Telenor and Ericsson.