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Writer, infant
Entrepreneur and investor. Co-founder, chairman, and former CEO of AngelList. Notable early-stage investments in over 200 companies including Uber, FourSquare, Twitter, and Wish.com.
Essayist, mathematical statistician, former option trader, risk analyst, and aphorist. Work concerns problems of randomness, probability, and uncertainty.
Business magnate, media proprietor, and investor. Founder, executive chairman, and former president and CEO of Amazon, the world's largest e-commerce and cloud computing company. Third-wealthiest person in the world.