• by Laurie Sullivan , Staff Writer @lauriesullivan, July 28, 2009

Quentin George, chief digital officer, Mediabrands, says audience marketing differentiators include custom audience focus, riving media costs efficiencies, deliver audience at scale, and secure environment.

On average companies have 40% waste on most network buys. "We outperform search most of the time. Premium inventory still performs better data = better performance," he says.

He leaves us with points to ponder: Attribution needs to be solved. Self-regulate consumer privacy. Agencies to help publishers understand campaign performance.