Brillstein-Grey Entertainment chairman and CEO Brad Grey has been named to pubcaster KCET’s board of directors. Grey also serves on the dean’s council at NYU’s Tisch School of the Arts, and on the board of directors of UCLA Medical Center. Also joining the KCET board is James F. Rothenberg, who is president and CEO of Capital Research & Management Co.* Some new segments have been added to Twentieth TV’s “Real Stories of the Highway Patrol,” which aired its 500th episode Thursday. Some of the segments are: “Under Investigation,” which profiles dangerous criminals at large; “Trooper Log,” which re-enacts high-speed chases; “K-9 Units,” which gives a dog’s-eye view on drug searches; and “Motorcycle Ride-Alongs.” * MG/Perin will test hour reality strip “Could It Be a Miracle” in four top markets the week of Dec. 16. KXTX Dallas, WATL Atlanta, WFTC Minneapolis and WJZY Charlotte, N.C., will air the show in daytime.