Ahead of Cannes Lions, Campaign asked the CEOs of the big six agency groups how they make the business case for investing in creativity in the age of AI. Omnicom's John Wren continues the series.
The head of Omnicom says 'people' and 'quality' are what makes Cannes worth the trip every year
Ahead of Cannes Lions, the chief executives of the 'big six' holding companies and senior leaders give their views on a range of topics relating to creativity and business. Today, it’s the turn of Omnicom’s John Wren.