We're always talking about creativity, but what do we mean? Can we find creativity, can we measure it, can we encourage it? Kurt talks with Gary Marcus, a psychology professor about what science tells us about creativity. A researcher puts jazz musicians into an fMRI machine and has them improvise; an intrepid reporter gets her creativity tested and scored; and a little girl introduces us to her imaginary friends (all of them).

(Originally aired: November 23, 2012)

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