As a legal recruiter, I can tell you that I can't find enough SEC and FDA lawyers for the needs in private practice. The large financial firms love to hire attorneys from the SEC. One of the needs now is for those with expertise in exchange traded funds. I've had to get a mini-education in this area. Experience with fund transfers generally is also sought. Law firms continue to clamor for FDA attorneys. Knowledge of regulations involving prescription and counter drugs, advertising, medical devices, anti-kickback laws, etc. is a hot commodity.
When the Roman Catholic Church was effectively the uber-government of Europe, the sort of abuses with respect to abuse of influence and fiscal corruption we are seeing in the US government today lead to the Protestant Reformation and the subsequent counter Reformation.
Although his father and brother were Mayors of Chicago, William Daley has not been involved in Chicago politics. He was an Illinois businessman and then became Commerce Secretary under Clinton.
Amazingly, he is supported by some, including Howard Dean, whose politics are well to the left of his. They say he is a pragmatic guy who gets things done.
A JP Morgan executive... wonder what he will advise Obama in relation to banking policies?
Gotta replace the people who leave though... here is an article about people who just wrote the legislation leaving for the private sector to advise them on how to best exploit the new legislation: http://www.washingtonpost.com/wp-dyn/content/article/2010/12/29/AR2010122902721.html