THR Heat Index
Tracking the week's ups and downs in the business of entertainment.
UP: Marissa Mayer
Yahoo's new CEO, a longtime Google exec, becomes one of Silicon Valley's most powerful female figures even as she faces big challenges in crafting a content strategy for the troubled web giant.
DOWN: Philippe Dauman
The Viacom CEO's cable networks, including Nickelodeon, MTV and Comedy Central, tumble in the ratings after the company yanks them from DirecTV in an especially nasty carriage-fee dispute.
UP: Vince Gilligan
The Breaking Bad showrunner's fifth-season premiere draws 3.5 million viewers (including its encore showing), up big from last year and boding well for his final 15 episodes.
DOWN: Savannah Guthrie
The new Today anchor doesn't juice ratings yet in her first week as ABC's Good Morning America narrows the gap in the target demo to just 150,000 viewers.
UP: Imax (IMAX)
Giant-screen movie company expands U.S. joint revenue-sharing agreement with AMC.
DOWN: Discovery Comm. (DISCA)
Goldman Sachs downgrades the cable company to "sell" in face of Olympics competition.