John Butler, Head of Communications & Media, dunnhumby

John is Head of Communications and Media at dunnhumby and has previously held CEO/MD positions within WPP (Grey and Wunderman) and Omnicom (TBWA) - based in London for the last 10 years.

He began his career as a Marlboro Brand Manager in New York and has undergraduate degrees in Marketing and Psychology and an MBA in Finance and Decision Science.

Before business school he was a Peace Corps volunteer in Central America and grew up in Japan.

John is speaking at the AOP Research Forum: Unlocking insight from changing online behaviour on 17 November - book your place now.
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