In this discussion at ATS London 2019, ExchangeWire’s head of content Lindsay Rowntree joins Matt Prohaska, CEO and principal, Prohaska Consulting; Mathieu Roche, CEO, ID5; Dom Perkins, digital advertising strategy director, Immediate Media Company; and Richard Lloyd, chief data officer, GroupM, to address the challenges facing the programmatic ecosystem, and how businesses can evolve despite the privacy-enforced pressures.