A star in London's hedge fund world, he saw his fortune soar last year. Trained as an engineer, he served in the Australian army and started his Convertible & Quantitative Strategies (CQS) hedge fund in London in 1999 after stints at Goldman Sachs and Credit Suisse First Boston. Now a well-known philanthropist, he's given millions to the University of Sydney and is also one of the biggest donors to the U.K.'s Conservative party. Collects rural properties in Australia. Funds restoration of Michelangelo's frescoes at Vatican's Pauline Chapel.