Honorees: Morrison & Foerster, Weil, Gotshal & Manges, Hughes, Hubbard & Reed, Slaughter and May, Pepper Hamilton

MF Global started badly and ended worse. Within two years of its being spun out of the Man Group in 2007, regulators imposed large fines for risk supervision failures, the Commodity Futures Trading Commission levied a $10 million penalty, and analysts whispered about on-going liquidity fears.