Fair Isaac FICO Scores and Sub Prime Problems.

Interesting Business Week cover story HERE discussing role Fair Isaac FICO scores played in current sub prime problems.

The story says that lender over reliance on credit scores [in lieu of traditional underwriting] and the emergence of "credit doctors", whose livelihood depended on figuring out ways to "game" the FICO scoring methodology, both contributed to current sub prime problems and the reduced predictive value of Fair Isaac FICO scores.

The story also discusses the planned 2008/2009 "most dramatic" scoring methodology revisions in the history of FICO, attempting to improve their predictive accuracy.