PCs powered by Windows have became ubiquitouis all over the world meaning that he was been a billionaire since 1987. Through the people that know him best, you'll hear the story of how he conquered the world's workplaces from humble beginnings in 1975 when he co-founded Microsoft with his childhood friend Paul Allen.

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Starting out as a keen track runner at college in Oregon, USA, Knight has built his sportwear empire into one of the world's biggest and most profitable brands. He began selling Japanese sports shoes and since 1969 has revolutionised sportswear, sponsoring sporting icons such as Michael Jordan, Tiger Woods and Rafael Nadal. As of 2024 he is worth a staggering $41 billion.

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In cities all over the world, the taxi industry has been turned upside down by Uber, the US rideshare company. The app's global expansion, often deliberately taking on complacent taxi firms and city halls, was led by Travis Kalanick. But his aggresive approach meant that by 2019, he had sold all the shares in the company he founded. Hear how he built Uber, what was he like to work for and how he was forced out.

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