Goodway Group has struck a deal with data company Arima to incorporate insights from a "synthetic population" of U.S., British and German consumers into its media planning processes, Digiday has learned.

The partnership is the latest sign that media planners, creative strategists and CMOs are increasingly basing marketing decisions on insights gleaned from the behavior of synthetic consumers — simulated people built from data rather than recruited panels.

What does the Arima deal change for Goodway?

The solution will allow Goodway staff to run incrementality tests in a simulated environment, according to Paul Frampton-Calero, CEO of Goodway Group. Marketers can then verify those simulated results with small-scale media activations before committing larger budgets.

The hope, Frampton-Calero indicated, is to execute against more accurate media plans, armed with rapidly generated test data. Instead of waiting weeks for live market readouts, planners would get directional answers from the synthetic population first and use real, limited spend to confirm them.

Why does synthetic audience adoption matter now?

The Goodway-Arima arrangement sits inside a broader shift. More media planners, creative strategists and CMOs are basing marketing decisions on insights drawn from synthetic consumer behavior, according to the Digiday reporting.

For agencies, the appeal is straightforward: simulated populations spanning three major markets — the United States, Britain and Germany — offer a testing ground that scales across borders without the cost and time of commissioning research in each country.

For clients, the model promises a faster path from hypothesis to validated media plan. Run the incrementality test in simulation, check the result with a small live activation, then scale what survives.

The approach also carries an implicit discipline: synthetic findings do not go straight to market. The Goodway workflow pairs simulation with small-scale verification, keeping a live checkpoint between modeled behavior and real spend.

What comes next?

Expect more agencies and advertisers to follow Goodway's path as vendors like Arima productize synthetic populations for planning use cases. The open question for the market is whether simulated results will consistently match the outcomes of the small-scale live tests that follow them — the answer will determine how far synthetic audiences move from experiment to standard practice.