Most people’s hearts leap up when they see the words “50% off” or “Buy One Get One Free.” Unfortunately, discounts cause us to act quickly and spend more than we should, say economist Dan Ariely and writer Jeff Kreisler.

Collective wisdom might best be found when small groups of people are given a chance to discuss and deliberate, say social scientists Dan Ariely, Gerry Garbulsky, Joaquin Navajas and Mariano Sigman. Could this suggest a better way to vote?

Behavioral economist Dan Ariely points out the surprising joy and engagement we feel when we make things

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Rich and poor, left and right, we all agree the world should be more equal. Dan Ariely and Michael Norton have spent the past decade analyzing the data. Now, they tackle what to do next.