Marketers have a huge conundrum on their hands. Privacy is now a priority for companies underpinning the online ad marketplace, and third-party cookies that don't provide explicit user consent are on the way out. So how does one deliver the right message to the right consumer? The answer is identity resolution -- the ability to create a single consumer profile across devices -- said Canvas Worldwide Vice President of Measurement Strategy Esther Lin-Ortiz in a recent interview with MediaVillage.