Robert Moffat was educated at Union College and came up through the ranks to be a big-time executive at IBM before heading to prison for passing insider tips to a hedge fund manager.

FORBES: Beyond Greed, We All Have Blind Spots

The biggest fish to be caught up in the mess so far is Rajat Gupta, a former board member of Goldman Sachs and ex-boss of McKinsey, who has been charged by the SEC in an administrative proceeding for allegedly passing tips to Mr Rajaratnam.

ECONOMIST: The verdict is finally in