Niklas Adalberth, co-founder of Klarna, talks about quitting the financial services company to pursue something more meaningful. He discusses launching the Norrsken Foundation, a Swedish non-profit that invests in start-ups tackling challenging global issues, the pitfalls of chasing financial success without purpose and the role of businesses in changing things for the better. Plus: we head to Zürich to meet the founder of a clothing brand making garments from Swiss river plastic.

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