It's funny how he studied constitutional law, and talks and preaches otherwise, this is from that same web site, if it is his web site, then he is a hipocrit. read this and you'll
see why....
He went on to earn his law degree from Harvard in 1991, where he became the first African-American president of the Harvard Law Review. Soon after, he returned to Chicago to practice as a civil rights lawyer and teach constitutional law. Finally, his advocacy work led him to run for the Illinois State Senate, where he served for eight years. In 2004, he became the third African American since Reconstruction to be elected to the U.S. Senate.