Recorded live from the Tony Blair Future of Britain Conference we learn of Sal Khan's incredible journey from a high-paying hedge fund job to gracing the cover of Forbes. In 2004, he switched gears when his cousin sought help with her homework. Armed with a webcam, he began creating tutorial videos. What started as a side project today stands as a powerhouse with the Khan Academy gaining a jaw dropping 100 million users across 190 countries. The YouTube channel alone boasts 8 million subscribers and an astounding 2 billion views.

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