Investors turn to detectives to help vet hedge funds

Digging deeper

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David Fisher protected four US presidents and thwarted countless national security threats in 24 years as a special agent with the US Secret Service. These days he has a different mission: protecting investors from rogue hedge fund traders and fraudsters.As chief security officer at AlphaMetrix and managing director of its financial investigations business, Fisher employs the skills he honed in the Secret Service to perform background investigations on hedge fund managers and commodity tradin