captioning sponsored by rose communications from our studios in new york city, this is charlie rose. rose: tonight wcontinue our exploration of the wonrs of the high man brain. our subject this evening: creativity. we have been fascinated by creativity for centuries. the ancient greeks believe that inspiration comes from the four muses. during the middle ages philosophers separated artistic creativity from other kinds of ingenuity. creativity came to be thought of as a unique skill ly certain people had. today we re rethinking creativity once again. we now know that creative talent not only reserved for the special few, instead it is a crucial part of every profession from acting to engineering. tonight we will explore the sources of inspiration that we can all find within ourselves. we will learn about the biological basis of creativity. like every other aspect of human experience, it originates in the brain. we ll also look at the connections between creativity and menta