@roboquant: Bernie Madoff was a former NASDAQ chairman who stole $65 billion over 17 years — the largest Ponzi scheme in history. He never placed a single real trade. When the 2008 crash triggered massive redemption requests, the scheme collapsed. He was arrested December 11, 2008, and sentenced to 150 years in prison. #BernieMadoff #PonziScheme #FinancialFraud #WallStreet