AdTech has never had more data, yet it has rarely been harder for brands and agencies to answer a simple question: what actually drove the result?
Clicks, conversions, and platform-reported performance have long served as proxies for success, shaping how campaigns are evaluated, budgets are allocated, and results are communicated. But they were never designed to measure business impact directly. They offer a directional view of activity rather than a definitive answer.
Clicks indicate interest, conversions indicate action, and platform-reported metrics reflect performance within a given environment. Each of these signals plays a role, but none of them, on their own, can confirm whether marketing led to a business outcome.
That limitation isn’t new, but it’s becoming more visible as signals shift and measurement becomes more fragmented. Measurement systems are under increasing strain, shaped by signal fragmentation, privacy constraints, and data environments that make it harder to connect media exposure to outcomes. In fact, 75% of marketers say their current approaches are falling short.
Performance can appear strong in one platform and materially different in another, making it harder to reconcile results across partners. Connecting campaign performance to actual business outcomes remains difficult.
As identity, data collaboration, and measurement become more strategic to marketing performance, organizations are looking for infrastructure that can connect data across partners while preserving neutrality, flexibility, and interoperability.
Why performance doesn’t always reflect impact
Even when data is available, it doesn’t always tell a complete or accurate story.
A conversion after an ad exposure may suggest a relationship, but it doesn’t establish causation. Attribution models favor what’s easiest to measure, and platform-reported metrics often reflect biases toward their own ecosystems. Over time, this creates a version of performance that can appear accurate while overstating actual impact.
Measurement should move from signals to conversions, then to verified outcomes, and ultimately to incrementality. Each step brings measurement closer to understanding true business impact. In practice, most strategies stall in the middle, treating conversions as the endpoint even though they don’t show whether marketing drove the result.
This creates a gap between what’s measured and what matters. Incrementality is gaining focus because it isolates what changed due to marketing, separating true impact from what would have happened anyway. Industry guidance increasingly reflects this shift, recognizing incrementality as a reliable way to measure causal impact in a fragmented, privacy-first ecosystem.
As AI and agentic technologies become more involved in planning, optimization, and decision-making, the quality of the underlying identity and data foundation becomes increasingly important. Reliable outcomes require trusted identity and interoperable data.
The infrastructure shift: Why CAPI matters now
Measurement is evolving at both a conceptual and technical level.
As browser-based tracking becomes less reliable, the industry is shifting toward server-side approaches, including conversion APIs (CAPI). These approaches create a more direct, durable connection between advertiser data and platform systems, reducing reliance on signals limited by browsers and privacy controls.
Platforms are reinforcing this shift. Meta positions CAPI as a way to improve data quality, measurement accuracy, and optimization by enabling more complete event capture. Google similarly emphasizes server-side tagging to improve data control, resilience, and performance in modern measurement environments.
On their own, these approaches don’t solve the measurement challenge. Combined with identity, they create a stronger foundation for connecting marketing activity to real outcomes.
Stronger data collection infrastructure is most effective when paired with interoperable identity and privacy-first governance, giving marketers greater confidence in how data is connected, activated, and measured across environments.
Identity as the connective layer
Identity resolution is a key enabler of that foundation. By connecting identifiers across platforms, devices, and environments, it helps marketers tie exposure to consumers and, ultimately, to real-world outcomes. Without it, measurement stays siloed across platforms and channels. With it, marketers can see how activity across environments contributes to a single outcome.
Interoperable identity is becoming more than a marketing capability. It increasingly serves as a foundational layer that helps brands, agencies, publishers, platforms, and partners collaborate across a growing number of data and media environments.
Industry efforts around data clean rooms, interoperability, and privacy-safe collaboration all address the same challenge: how to connect data across environments without relying on outdated or fragile signals. Solutions that strengthen identity resolution within these environments improve match rates between partners, making collaboration more effective and measurement more complete.
As collaboration expands across clean rooms, platforms, and activation channels, marketers benefit from identity frameworks that support interoperability rather than limiting how data can move across the broader ecosystem.
What brands and agencies should expect next
For brands and agencies, the focus is shifting from what appears to perform within a platform and toward what drives results. That requires looking beyond platform-reported metrics, asking more of measurement partners, and incorporating incrementality into how success is defined.
It also requires investment in identity and measurement that enable outcome-based measurement. Without that foundation, even advanced reporting will struggle to provide a clear view of performance.
That foundation should include trusted consumer data, transparent governance practices, and identity capabilities that can adapt as technology, privacy expectations, and AI-driven workflows continue to change.
Many organizations are also evaluating how measurement, identity, and activation strategies can maintain long-term flexibility across agencies, platforms, publishers, commerce media networks, and emerging channels.
What this shift means for AdTech
Reporting within platforms or optimizing intermediary metrics is no longer enough. Success increasingly depends on demonstrating how marketing activity translates into business results across channels and environments.
As marketing systems become more automated, brands need visibility into the data and identity layers informing those decisions, along with confidence that those systems are operating on accurate, privacy-safe consumer information.
That shift requires interoperable identity, cross-platform measurement, and infrastructure that supports more complete and reliable data collection. It also requires validating whether marketing drove incremental business impact, rather than simply reporting observed conversions.
Independent identity and neutral data infrastructure can help support that effort by giving organizations the flexibility to work across partners, platforms, and channels while maintaining consistency in measurement and audience understanding.
This means building systems that connect exposure to outcomes, measure incremental impact, and link media investment and business results. Clicks and conversions remain useful, but their limitations are becoming more visible as reliability declines.
Trusted identity, privacy-safe data collaboration, and transparent measurement are becoming central to how marketers build durable strategies that can adapt as the ecosystem continues to change.
Measurement will be defined by the ability to connect marketing activity to verifiable outcomes, with incrementality at the center of understanding true impact.
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About the author
Ali Mack
VP, AdTech Sales
Ali Mack leads Experian’s AdTech business, overseeing global revenue across the company’s expansive tech and media portfolio. With over a decade of experience in digital and TV advertising, Ali drives strategic growth by aligning sales, customer success, and solutions teams to deliver impactful outcomes for clients and partners.
She has successfully guided teams through two major acquisitions, integrating sales organizations and product portfolios into unified go-to-market strategies. Under her leadership, Experian has consistently exceeded revenue targets while fostering collaborative, results-driven teams and mentoring emerging leaders. Working closely with finance, product, and marketing, Ali develops strategies that support a diverse ecosystem of publishers, brands, and technology partners, positioning Experian at the forefront of data-driven advertising and identity resolution.
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Centro integrates with Tapad, a part of Experian, for Cross-Device advertising performance on programmatic platform
FeaturedMarketers Using Centro’s DSP Basis Can Leverage Tapad’s Technology for Extended Cross-device Reach Chicago – May 15, 2018 – Centro, a provider of enterprise-class software for digital advertising, today announced that its Basis programmatic ad platform has licensed cross-device marketing technology from Tapad, a part of Experian, the company reinventing personalization for the modern marketer. Media professionals using Basis can now drive better performance by identifying a person across the different devices he or she uses, serving ads in the most optimum environment, then analyzing performance to see what ad worked best based on creative, device, location and time of day. Today’s digital media ecosystem is fragmented. People consume content on their multiple devices from multiple locations. According to digital analytics firm GlobalWebIndex, a typical consumer owns three digital devices and has seven digital ID’s active in the last 60 days. Advertising technology that treats every device as a single user would not be able to guide customers down the marketing funnel according to how users jump from one device to the next. Furthermore, they wouldn’t see when conversions occur on a device different from that in which the ad was first shown to the user. The Tapad Graph identifies the point of conversion across all screens – smartphones, tablets, home computers, and smart TVs – so that marketers can better gauge the efficiency and return on ad spend. Centro’s Basis enables advertisers to plan, buy and analyze real-time bidding (RTB), direct, search and social campaigns in a single platform. It is the only platform that combines all of these elements with cross-device conversion attribution and advanced reporting features in a DSP. With the Tapad Graph integrated into Basis, marketers can now identify consumers across all of their devices during any point of the consumer journey. This can help marketers determine ad spend effectiveness for optimizing campaigns in real-time or for the future. Other cross-device marketing capabilities for Basis users include: Frequency Capping: Apply frequency caps at a unique person-level rather than at a device-level to prevent saturating users with ads and showing them more impressions than desired. Audience extension: Expand the reach of a campaign by learning what other devices a single user may have, then deliver ads to single users’ other devices. Reporting insights: Learn how users interact with ads across their devices. Gain insight about how consumers respond on devices to improve targeting parameters. Conversion attribution: Record conversions on devices different from that in which the ad was displayed to learn the true effectiveness of advertising efforts. “Cross-device analytics and optimization aligns with our vision that converging the different parts of digital media to create a holistic view of campaigns will drive performance,” said Katie Risch, EVP of customer experience, Centro. “Having Tapad’s powerful capability of personalized marketing gives our advertisers high-quality data to cultivate relationships with customers, wherever they are in digital channels.” About Tapad Tapad Inc. is the marketing technology company reinventing personalization for the modern marketer through its identity-driven solutions. The company’s signature Tapad Graph connects millions of consumers across billions of devices. The world’s largest brands and most effective marketers entrust Tapad to provide an accurate, privacy-conscious and unified approach to connecting with consumers across screens. In 2018, Tapad introduced its Tapad Customer Data Platform (CDP), purpose-built to offer marketers a highly personalized and privacy-safe platform to convert first and third-party data into actionable, results-driven campaigns. Tapad is based in New York and has offices in Chicago, London, Oslo, Singapore and Tokyo. Tapad’s numerous awards include: Forbes’ Most Promising Companies, Deloitte’s Technology Fast 500, Crain’s Fast 50, TMCnet Tech Culture Award and Global Startup Award’s “Startup Founder of the Year.” Tapad was acquired by the Telenor Group in 2016. Telenor Group is one of the world’s largest mobile operators. About Centro Centro is a provider of enterprise-class software for digital advertising organizations. Its technology platform, Basis, is the first of its kind SaaS advertising solution unifying programmatic and direct media buying, along with workflow automation, cross-channel campaign planning, universal reporting and business intelligence. It boosts media, team and business performance by enabling advertisers to plan, buy and analyze real-time bidding (RTB), direct, search and social campaigns in a single platform. Contact us today
The concept of identity resolution has emerged over the years as a strategic imperative among marketers and technology vendors. A report by Forrester contends that accurately establishing and maintaining customer identity is one of the most perplexing challenges facing marketers today. Customers have footprints in the offline and online worlds and tend to seamlessly transition across various channels and devices – presenting a unique challenge to truly understand who they are. But the ability to stitch these disparate components of information together means marketers can make better decisions and have more meaningful interactions with their customers. And for customers, this means an experience with personalized advertising content more likely to resonate with them. Why should marketers prioritize identity? The ability to accurately identify customers is the most basic prerequisite for marketing analytics, orchestration and execution. As such, it is becoming increasingly important for brands and marketers planning to link together disparate systems of audience insights and engagement to foster a more seamless and personalized omnichannel customer experience. For example, if an advertiser can identify a customer’s interests, as well as how that person prefers to consume information, then the advertiser can create and deliver messaging that will resonate with the customer. However, like most competitive differentiators, the mission critical components to accurately determine an identity reside within the suite of identity management tools at the marketers’ disposal and the expertise required for proper execution – a struggle for most marketers. But when properly implemented, a comprehensive customer identity strategy can be among a brand or marketer’s most valuable and proprietary assets. Where to begin with identity resolution? With the convergence of CRM platform data, cross-channel online touchpoints, offline record linkage management, probabilistic cross-device graphs, and data onboarding—evolving from point solutions to unified platforms—marketers are faced with an increasingly complex set of challenges in addressing and solving for customer identity management. To properly implement from the get go, and to avoid having to bolt on disparate technologies down the road, emerging industry trends and success stories suggest marketers need a neutral technology service provider that can provide each of these solutions via a single, unified platform. A vendor that can build a solid identity management foundation comprised of omni-channel targeting and attribution, cross-device resolution, online-offline linkage management, and data onboarding form the nexus of a cohesive identity strategy, built to last. Experian helps connect consumer identity As a trusted name in data and information services for more than 40 years, we are committed to privacy by design and the responsible usage and security of data. Whether you’re a brand, agency, or publisher, Experian has the wide-ranging toolset to help you put people at the heart of your business and make better marketing decisions. By harnessing the power of the sum of these parts, fusing both offline and online identifiers and attributes, Experian has established a leadership position in identity management. If you’re ready to begin building your identity foundation, contact us and get started today! Learn more about why identity matters to marketers and consumers, here! Contact us today
Tapad, part of Experian, partners with Flashtalking to create impactful attribution modeling strategy
FeaturedPartnership Yields Increased Match and Connectivity Rate Through Tapad Graph, acquired by Experian March 27, 2018 — New York, N.Y. — Tapad, part of Experian, is reinventing personalization for the modern marketer and today announced the impactful results of its strategic partnership with Flashtalking, the leading global independent platform for ad delivery, unification and insights. Flashtalking is one of Tapad’s most engaged partners, using the Tapad Graph to unify cross-device engagement and identity-driven consumer behaviors for attribution modeling. The company leverages a unique identifier that, in conjunction with Tapad’s Graph, provides robust multi-touch attribution solution for its clients. This partnership has resulted in above-industry match and bridge rates for Flashtalking and its customers. Overall, the Tapad Graph yielded a 71 percent match rate with 41 percent of converters engaging on multiple devices, highlighting the importance of cross-device measurement. Tapad’s identity solutions provide Flashtalking with a more holistic view of global engagement. Flashtalking marries ad server log file data with the Tapad Graph to connect all interactions in the consumer journey. This enables Flashtalking to provide more accurate and impactful cross-device attribution, which ultimately enables better optimization. These achievements have led to recognition of Tapad and Flashtalking’s work by the I-COM Global Forum for Marketing, Data and Measurement. “Tapad allows us to understand user engagement across devices and platforms at both the household or individual user level, which is extremely beneficial when providing marketers with true path to conversion and attribution,” said Steve Latham, global head of analytics at Flashtalking. “Since our relationship began, we’ve successfully leveraged Tapad data to provide more accurate, actionable insights that have helped numerous brands achieve substantial gains in media effectiveness.” Flashtalking client Michael Lamontagne, SVP of analytics and CRM at 22squared says “We are big believers in using cross-device insights to improve our campaigns. Flashtalking has been a strategic partner in the pursuit of that goal. By incorporating the Tapad Graph, Flashtalking delivers powerful insights into user engagement and media attribution across browsers and devices. Of equal importance, their bundled solution makes it easy and efficient, saving our team countless hours of busy work.” Contact us today