There's now a whole field called neuroesthetics devoted to the neural basis of why and how people appreciate art and music and what is beauty.

CNN: What the brain draws from: Art and neuroscience

On Thursday, Carnegie Mellon University invited Pitt to have his brain imaged and be examined by Marlene Behrmann, a neuroscientist, professor of psychology and a member of the Center for the Neural Basis of Cognition within the university's Dietrich College of Humanities and Social Sciences.

CNN: Does Brad Pitt suffer from face blindness?