Staying in a hotel, eating in a restaurant, buying goods online; just about every transaction these days is followed by a request to rate your experience. iStockphoto.com hide caption

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Everyone's A Critic: The Constant Quest For Customer Feedback
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More than half of American women now say owning a gun protects people from becoming victims of crime, according to Pew. Here, a woman carries a rifle at a gun rights rally at the Utah State Capitol last year. George Frey/Getty Images hide caption

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Can You Help Me Tie My Shoe? Researchers found that when study participants were asked an unusual request, they were more likely later on to perform a favor. iStockphoto.com hide caption

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