Public Policy Polling: Brown in good position leads five hypothetical 2012 reelection opponents by margins ranging anywhere from 7 to 19 points. Brown is one of the most popular Senators in the country, with 53% of voters approving of his job performance and only 29% disapproving. He continues to have incredible appeal to independents, with whom his approval spread is 61/25. He also breaks nearly even among Democrats with 35% approving and 41% disapproving of what he's done so far. Republicans give him a 74/13 approval.