Is there a better brain in your future? What if it involves a machine augmentation? We’ll explore the possibilities this hour with Miguel Nicolelis, the Anne W. Deane Professor of Neuroscience at Duke University and founder of Duke’s Center for Neuroengineering. His new book is “Beyond Boundaries: The New Neuroscience of Connecting Brains with Machines—and How It Will Change Our Lives” (Times Books, 2011).