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Nadia Tuma-Weldon

EVP, Head of McCann Worldgroup Intelligence at McCann Worldgroup

Holdco research leaders who translate consumer data into programmatic strategy are underrepresented in AdTech databases; Tuma-Weldon's global remit and published research make her a meaningful industry voice.

Last updated Jun 1, 2026 by the ATDb Editorial Team

Bio

Nadia Tuma-Weldon leads global research and intelligence for McCann Worldgroup, producing influential studies on consumer behavior, media trust, and advertising effectiveness. Her team's work directly informs media planning and programmatic strategy across the holding company's global network. She is a frequent speaker at Cannes Lions and other major industry events.

Expertise
Media ResearchConsumer IntelligenceAdvertising Effectiveness