Guy Spier has run the Aquamarine Fund for 17 years, achieving an impressive record of market-beating returns. An ardent disciple of Warren Buffett, Guy launched the fund with $15 million in assets, closely replicating the approach of Buffett's original partnerships. Guy was educated at Oxford University, where he was a tutorial partner of the current British Prime Minister David Cameron and came top of his class in economics. After a stint in management consulting, he attended Harvard Business School, then worked as an investment banker before starting his own fund. He is a regular commentator in the media, having appeared on CNN, CNBC, Bloomberg Television, and Fox Business News.