10 Things We Didn't Learn From Enron Scandal, 10 Years After

Ten years after the energy and commodities firm Enron collapsed under the weight of a massive fraud, much has changed about how corporate America does business and much, unfortunately, has remained the same, with new frauds and excessive risk-taking exposed all too frequently.

"We did learn some lessons and people were more careful, but greed creeps back in again," said Lawrence Weiss, professor of international accounting at Tufts University's Fletcher School of Law and Diplomacy.

Before the bankruptcy of WorldCom in 2002, Enron's bankruptcy was the largest in U.S. history. Names like AIG and WorldCom may have replaced Enron in the vernacular when referring to corporate meltdo