American technology entrepreneur, founder of Scale AI, a data-labelling firm. Aged 28 in 2025, he is one of America's youngest self-made billionaires. In 2025 Meta paid $14.3bn for a 49% stake in Scale AI and named Mr Wang as head of its "superintelligence" unit, charged with developing new AI products.
Money isn't everything -- but it's a long way ahead of what comes next.