Nielsen, Networks Face Off Over Pandemic TV Audience Measurement

Industry group says measurement firm “systemically under-counted” viewers in 2020

Nielsen defended its data as "statistically valid" on Friday as network criticism intensified. Illustration: Adweek; Getty Images

Ahead of this year’s upfronts season, Nielsen and a major industry trade group representing the major television networks are butting heads over the measurement firm’s metrics over the last year.

@kelseymsutton kelsey.sutton@adweek.com Kelsey Sutton is the streaming editor at Adweek, where she covers the business of streaming television.