In this episode of TraderTalk TV, ExchangeWire’s Ciaran O’Kane is joined by Nick Halstead, founder and CEO, InfoSum, who explains the challenges for publishers to effectively compete with the duopoly, especially in the wake of GDPR. Halstead outlines why and how InfoSum, a data technology platform, can help publishers make the most of their own first-party data, scale, and build better, more data-driven direct relationships with agencies.