President Obama received the highest percentage of social media conversation at 34% this week due to his State of the Union address, however the sentiment around it was divided with around equal percentages of negative and positive buzz. Mitt Romney received the second highest conversation at 22% but had the highest percentage of negative chatter, particularly around his tax returns. Newt Gingrich saw his conversation share rise to 16% after his South Carolina primary win, with discussion focused on his tax policy comments and victory.