Neuroscientist Robert Sapolsky shows us the surprising ways that our brains get mixed up between the physical and metaphorical — and how this can pit us against each other.
Ed Boyden is the head of the Synthetic Neurobiology group at the MIT Media Lab. He talks brains and optogenetics (a technique being used to better understand blindness and Parkinson’s disease) with futurist and venture capitalist Juan Enriquez.
What happens when the technology for manipulation on the neural level becomes possible? Could there be a future therapy for people with depression or PTSD — or heartbreak? Do people really want to have their memories manipulated? Elizabeth Loftus, Steve Ramirez and Xu Liu grapple with some big questions.