The series of science documentaries in which three famous people question why they are the way they are concludes with violinist Vanessa-Mae.
Having first hit the international music scene aged 10, Vanessa-Mae's 8 million record sales have propelled her onto the Rich List and into celebrity status. But can science explain the secret of her success? Was she born a musical prodigy or did the powerful influence of her mother shape her musical talent?
Determined to find some answers, Vanessa is tested by psychologists, confronted by a roomful of twins, and even put in the hot seat of a racing car to answer a question that affects us all. Nature or nurture - which makes us what we are?