Here's an interesting article about why some prominent conservatives have pledged their support for Barack Obama.  I have my doubts as to how big this group actually is, but it is still pretty amazing that Milton Friedman's son, David is supporting Obama.      

A telling quote about Obama from Michael Greve, a director of the Federalism Project at the American Enterprise Institute, a conservative think tank:

"When he leaves the room, everybody thinks he just agreed with them,"