Digital Marketing Live!

Framework for the future of digital advertising

13:00 25 minutes roundtable Roundtable 11
Harmen Tjaarda GumGum

Introducing The Mindset Matrix, a framework for the future of digital advertising outlining how advertisers can deliver engaging and effective ad campaigns, in current and emerging environments, without the need of the cookie or personal data.

In this fast-paced world, it’s important to ask the right questions. Harmen Tjaarda, MD for The Netherlands, Belgium, Nordics and Spain is inviting industry leaders for a high end discussion on the challenges brands and advertisers are facing in a privacy-first era. Tune in as they break down three key aspects of reaching users at the right mindset: context, creativity, and attention.

Harmen Tjaarda

Harmen Tjaarda


Harmen Tjaarda, SVP Strategic Development and Customer Success for GumGum EMEA, is a world-class expert in the field of Programmatic Display and has years of demonstrated history of leading various trading teams. Before JustPremium’s acquisition by GumGum in 2021, Harmen worked alongside Eric Visser from the very first days of JustPremium and held the position of Chief Revenue Officer and Managing Director in North America and LATAM. Before joining the advertising world, Harmen had a successful career in finance and was working as a financial trader on the Stock Exchange. In 2013, Harmen re-locates from Amsterdam to New York with the mission to expand JustPremium’s business in the West Globe and establish JustPremium as the standard for programmatic Rich media in the region.

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