This week, Media Voices co-host Peter Houston is at the Cannes Lions International Festival of Creativity in France. He catches up with attendees at the festival to find out what publishers and agencies are talking about this summer, and how optimistic they are about the next few years. Media Voices at Cannes 2022 is sponsored by Sovrn, a leading publisher technology platform. Day 1: Data and diversity top the agenda Hear from James Florence, Head of Advertising Technology at Immediate Media, Brian Morrissey, Founder of The Rebooting newsletter and podcast, and Dominic Perkins, Managing Director of UK and Europe at Sovrn…