What makes us who we are, how we think, why we do what we do, is all centered in that three pound organ housed in our noggins. We continue our discussion with Stanford neuroscientist, researcher, and best-selling author, Dr. David Eagleman, an internationally renowned brain expert, offering scientific explanations of human behavior from crime to race relations to political persuasion to creativity and innovation.  And, as he explains to In Depth host Jane McMillan, this knowledge offers solutions for a better future.