How To Find The Most Popular Show: As TV Ratings Decline, Nielsen Plays Referee To An Anxious Media Industry

As managing director of the Hollywood powerhouse United Talent Agency, Jay Sures needs access to comprehensive metrics when he wants to gauge the success of his clients' projects. But as television viewing has splintered onto various platforms and devices during the past decade, the once-simple task of figuring out how many people are watching a show has become a challenge.