A recruited sample of people whose media consumption is recorded and projected to the population: Nielsen's TV panel, Comscore's digital panel, YouGov's brand tracking panel. Panels are the only way to measure across walled gardens without their cooperation, and they are small relative to digital audiences.
Related terms
Cite this entry:
Agency Echelon. "Panel." Agency Echelon Reference, reviewed September 2026. https://agencyechelon.com/reference/glossary/panel/