Dr. Keith Gremban is a Research Professor in the Smead Aerospace Engineering Sciences Department and Co-director of the Silicon Flatirons Spectrum Policy Initiative with Dale Hatfield. Keith joined CU in November 2019 as research faculty in the Technology, CyberSecurity, and Policy (TCP) program, which was dissolved in June 2020. Keith spent over 30 years in the defense industry as a software architect and systems engineer, where he led research and engineering efforts in robotics, command-and-control systems, and tactical communications. In 2011, Keith joined the Defense Advanced Research Projects Agency (DARPA) as a Program Manager in the Strategic Technologies Office, where he was responsible for a portfolio of programs in wireless communications and electronic warfare. In 2015, Keith became the Director of the Institute for Telecommunication Sciences (ITS) in Boulder, which is the research and engineering laboratory of the National Telecommunications and Information Administration (NTIA). At ITS, Keith managed a staff of research engineers working in areas such as radio frequency (RF) modeling and measurement, electromagnetic compatibility analysis, and communications systems test and evaluation. Keith’s current research interests are in RF modeling and measurement, and dynamic spectrum sharing. Keith received his Ph.D. and M.S. in Computer Science from Carnegie Mellon University, and his M.S. in Applied Mathematics and B.S. in Mathematics from Michigan State University.