President Barack Obama plans to appoint William Brown, Harris...

President Barack Obama plans to appoint William Brown, Harris Corp., as a member of the President’s National Security Telecommunications Advisory Committee …AT&T promotes Jim Bugel to vice president-public sector, AT&T Business Solutions … Liberty Media General Counsel Charles Tanabe retires at year’s end, to be succeeded by Rich Baer, ex-UnitedHealth Group, also named senior vice president, effective Jan. 1 … Named FirstNet Public Safety Advisory Committee vice chairmen: Bill McCammon, representing the Metropolitan Fire Chiefs Association; Paul Patrick, for National Association of State EMS Officials; Heather Hogsett, for National Governors Association; and Tom Sorley, for U.S. Conference of Mayors … Cox Enterprises hires Lisa Gutierrez, ex-Cummins, as senior director-diversity and inclusion … Changes at Harmonic: Larry Kaplan, executive management staff in office of CEO, leaves at month’s end, will advise company; Lauren Ventura, ex-KodaCon, hired as vice president-channels … Rimage’s Qumu on-demand video company hires Vern Hanzlik, ex-Team Informatics, as general manager, effective Nov. 26 … Internet Education Foundation board adds Rodney Petersen, Educause, and Daniel Weitzner, MIT Computer Science and Artificial Intelligence Laboratory.