The document summarizes the program for the 10th annual Interact congress hosted by IAB Europe from May 11-12, 2016 in Lisbon, Portugal. The event brings together over 500 decision-makers from the digital advertising industry across Europe to discuss trends, debate practices, and explore opportunities. The program includes keynote speeches, panels, workshops, and networking events covering topics like viewability, programmatic advertising, online video, mobile marketing, and measurement.