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AI Summary
- Ken Griffin founded Citadel 35 years ago and Citadel Securities 23 years ago, earning reputations as a 'Winner' and 'Killer' among peers and super-successful entrepreneurs
- He appeared as a 19-year-old in Ed Thorp's autobiography and displayed intense competitive drive during major market events like the Enron blowup
- Griffin is consistently recommended as the smartest person and best business operator by other successful people, demonstrating decades of sustained competitive excellence