An interesting story about celebrities and the U.S. election, especially the ones criticizing Sarah Palin's political experience and knowledge.
Do celebrity endorsements, or non-endorsements, really matter? There's not a lot of research on that specific question, but persuasion research suggests these kind of comments affect only those with little interest in the topic. And let's face it, people who don't care, they're not likely to vote anyway.
Plus, does anyone really care what Barbara Streisand thinks? Or Britney Spears?
Matt Damon's youtube bit on Sarah Palin, presented below as an example.