Digital Marketing Live!

How to implement the Mindset Matrix: 3 steps to win back attention with creativity and context

14:40 30 minutes presentation Stage 2
Harmen Tjaarda GumGum

Hear from Harmen Tjaarda, as he shares the top 3 ways to re-engage consumers online – and prove it! 

In a recent study conducted by the Harris Poll for GumGum, it was found that 65% of UK consumers would be tempted to buy from an online ad relevant to the page, in contrast to only 35% if that ad was based on content they viewed in the last 30 days.

In this fast-paced world, it’s important to ask the right questions. Tune in to Patrick as he breaks down three key aspects of the mindset matrix: 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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