John Wren

Jun 11, 2024

A true union between humans and machines can have a ...

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.

Jun 17, 2014

'Winners will be those campaigns that excel in ...

The head of Omnicom says 'people' and 'quality' are what makes Cannes worth the trip every year