I never heard of this guy until a couple of days ago.
Here's his official bio:
http://www.obamaforillinois.com/bio.shtml It sounds to me as if he is a slick, well-educated operator. Pro-abort, pro-feminist, politically correct, eager to buy supporters with other people's tax money, all ready to start a machine of his own.
The vote totals from Tuesday's primary reveal that most of Obama's support came from Cook County.