From our systems of government to our most intimate relationships, the idea that we determine our own thoughts and actions is fundamental. But neuroscience and psychology have begun to unravel the illusion of free will. What does this mean for our cherished notions of political and social freedom and our focus on individual choice and responsibility? Join philospher and neuroscientist Sam Harris, one of the celebrated "four horsemen of new atheism," as he tried to convince you that free will is a delusion, and that accepting the delusion is important for society.