Home Data-Driven Thinking What Political Campaigns Can Teach Brands After Google’s Latest Cookie Reversal

What Political Campaigns Can Teach Brands After Google’s Latest Cookie Reversal

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Mark Jablonowski, President and CTO of DSPolitical

The last thing most marketers want to think about right now is politics. However, in today’s media environment, where attention is fragmented and trust is fragile, they can learn a great deal from how political advertisers operate.

Political campaigns have mastered persuasion, precision and performance under pressure. They have to move people who are skeptical, disinterested or opposed to the message – without discounts and loyalty programs and without the full suite of ad tech tools.

Political campaigns also don’t rely solely on third-party cookies, which means they aren’t feeling the whiplash from Google’s latest pivot.

After years of threatening to kill third-party cookies, Google is walking it back again. Marketers who mistake this reprieve as a sign of stability risk falling behind, and they can’t afford to anchor their future to a constantly shifting promise from any single platform. Cookies were never the gold standard. They were just the standard many got used to.

Political advertisers, by necessity, have built precise, privacy-conscious targeting strategies that work without relying exclusively on third-party data like cookies. Instead of waiting for platform decisions, they’ve kept moving – developing new models, testing new approaches and adapting to shifting rules in real time. They’ve navigated tough constraints for years, in environments with higher stakes, shorter timelines and more limited targeting options.

And they succeed by being audience-first.

1. Channels evolve. Audiences shift.

Political campaigns don’t start by picking channels. They start by understanding people: who they are, what they believe and what might persuade them. Once they understand what will move their audience, they dive deeper into how their targets consume media across platforms. Channels are just the means, not the strategy.

If a voter isn’t on Instagram, political advertisers go where that person is: streaming TV, audio or programmatic video. If one video spot underperforms, they try a different length, message or call to action. In a fragmented environment, flexibility is essential.

A voter might see an explainer on CTV, a reinforcement on display and later click a follow-up on mobile. These touch points aren’t optimized in silos; they’re built to work together.

Takeaway for brands: Let the audience determine the mix, not the other way around. Build messaging flows that reflect how targets move through platforms, not just how media is bought.

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2. When tools disappear, strategy gets smarter

Political advertisers regularly operate under stricter limitations than most brands. On platforms like Google Display & Video 360, they can’t use first-party targeting, interest segments or many of the shortcuts available to brand marketers.

Those constraints haven’t hindered campaigns. Political advertisers build modeled audiences based on behavior, geography, content consumption and issue alignment. They work to understand who is moveable, what messages resonate and how to reach their targets without relying on standard levers.

They also exclude those who aren’t persuadable to avoid wasting spend on people who’ve already acted or never will. For brand marketers, the same principle applies: Minimizing post-conversion impressions not only reduces media waste but also improves user experience.

Takeaway for brands: A future-ready targeting strategy isn’t just about maximizing reach; it’s about applying precision across the entire journey. That includes investing in exclusion logic and predictive modeling to ensure campaigns remain relevant and efficient.

3. First-party data is a starting line

Consumer brands have troves of first-party data: emails, purchase histories, CRM records and more. But, too often, these assets are used for short-term conversions or loyalty campaigns, rather than true upper-funnel persuasion efforts.

With Google’s latest reversal on third-party cookies, it’s abundantly clear that platform-dependent strategies are precarious at best. Political advertisers have long planned for this reality and built layered strategies with redundancies to accommodate sudden platform changes and pivots. Savvy campaigns use first-party data to build predictive models that score not only who someone is but also how likely they are to change.

This infrastructure enables true experimentation. Randomized control trials (RCTs) reveal what actually persuades, not just what gets seen. And with deterministic matching using hashed emails or secure IDs, advertisers can link modeled intent to real outcomes across platforms, without sacrificing privacy.

Takeaway for brands: Data does more than drive retention. It helps find and measure movement. Build predictive frameworks that support persuasion modeling, testing and responsible audience resolution, especially when brand lift and conversion signals alone don’t tell the whole story.

Don’t just reach – persuade

Brand marketers are navigating growing digital volatility, shifting platform rules, murky attribution and a moving target on third-party cookies. Political advertisers have long operated in a similar limbo of uncertainty. With stricter targeting limitations and shorter timelines, they’ve built layered systems designed to work even when rules change or tools disappear from the toolbox entirely.

This requires building smarter targeting, suppressing non-moveable audiences and measuring behavior change, not just clicks. These aren’t political tactics; they’re survival strategies for marketers trying to earn attention, trust and action.

Performance is the goal. But in a fractured, high-stakes environment, persuasion is what drives meaningful action. And that starts with understanding the audience deeply, respectfully and first.

Data-Driven Thinking” is written by members of the media community and contains fresh ideas on the digital revolution in media.

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