As Director of Public Policy, Philip Linse represents CenturyLink in various industry standards forums, and was recently named as the Chair of ATIS’s Non-IP Call Authentication Task Force. He also Co-chairs the FCC’s North American Numbering Council’s Number Administration Oversight Working Group, Nationwide Number Portability Working Group, and serves on the Call Authentication Trust Anchor Working Group. Mr. Linse also led the development of the FCC’s Reassigned Numbers Database technical requirements. In addition, he is CenturyLink’s policy subject matter expert on robocall mitigation and the technology transformation as the result of the ongoing transition to IP technology. Mr. Linse’s background spans over 20 years in telecommunications consisting of, intercarrier and vendor contract negotiations, economic analysis and modeling, outside plant engineering & planning, and subject matter expert on network issues associated with interconnection, switching, signaling, and signaling databases. Philip holds a Bachelors degree from the University of Northern Iowa.