The top advertisers on Discovery’s and WarnerMedia’s networks revealed: Datacenter Weekly

Welcome to Ad Age Datacenter Weekly, our data-obsessed newsletter for marketing and media professionals. Reading this online? Sign up to get it delivered to your inbox here.The wrong dataWhat data really matters when it comes to judging the effectiveness of your marketing? As Ad Age’s Jack Neff reports,Marketers love their key performance indicators, but they’re mostly looking at the wrong ones, according to a new study by the Association of National Advertisers. Indeed, of the five