New to most of the country, Elizabeth Warren, 63, is a law professor and vocal advocate of Wall Street regulation. She is also her party's candidate to win back the Massachusetts U.S. Senate seat once held by the late Edward Kennedy, but which is now in Republican hands. She's a star of the liberal blogosphere, known for a video in which she tells a voter that the wealthy have an obligation to give back to the community because they made their fortunes with the help of taxpayer-financed infrastructure.
The convention chairman is former California Assembly speaker Antonio Villaraigosa. The mayor of Los Angeles, beleaguered by the weak LA economy, an extramarital affair and a series of shortcomings at City Hall, was re-elected by an underwhelming margin in 2009. But now regaining some of his swagger. He's considered a likely contender for governor or U.S. Senate. Or a potential candidate for an appointment in a second Obama administration. Read more here http://www.sacbee.com/2012/09/02/4779327/villaraigosas-star-on-the-rise.html