Nielsen’s TV Measurement Woes Continue As It Admits OOH Undercounting Since 2020

Corrected estimates won’t be available until next month

On Tuesday, Nielsen was excitedly looking ahead to its future, touting next month’s rollout of Nielsen One Alpha, the first version of its cross-platform tool that will enable publishers and marketers to transact on a single metric across linear and digital platforms. With Disney and Magna among the 10 agencies, advertisers and publishers participating in Alpha ahead of next December’s full Nielsen One rollout, the offering showcases the “new Nielsen,” Nielsen COO Karthik Rao told Adweek.