Dave visits with neuroscientist, cognitive psychologist, musician and all-around amazing guy, Daniel Levitin. His book This is Your Brain On Music spent more than a year on the New York Times Bestseller list and his latest, Successful Aging is already on the top ten for this year's list. Levitin's biography thus far is nothing short of amazing. He's helped produce and consult on musical projects ranging from Steely Dan, Blue Oyster Cult and Joni Mitchell (just to name a few!) to being the music