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Episode 140: What is publisher data really worth? With Arcspan’s Art Muldoon

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Sep 19, 2025
Art Muldoon, co-founder of ArcSpan, dives deep into the evolving landscape of publisher data and ad tech. He discusses strategies for making all audiences addressable through AI, and how transparency in curation can become a revenue stream. The conversation shifts to industry trends, including the increasing competition among DSPs and the rising legal pressures on Google. Muldoon highlights the necessity for publishers to adapt and gain control in this dynamic environment, unraveling opportunities amidst market caution.
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INSIGHT

Publishers Need A Unified Data Stack

  • ArcSpan aggregates scattered publisher signals into a normalized first-party data platform to build audiences and deals.
  • The platform then models, filters, and activates those audiences into chosen activation environments to drive revenue.
ADVICE

Make Your Full Audience Addressable

  • Make 100% of your audience addressable by combining contextual signals, modeling, and third-party enrichments.
  • Use AI and surveys to expand deterministic data beyond logged-in users for scale and accuracy.
INSIGHT

Trust Comes From Third-Party Validation

  • Buy-side trust requires third-party validation and transparent processing standards across publishers.
  • Transparent controls and quality filters build confidence that audience claims are verifiable.
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