“Psychedelic people are practicing at the very edge of anyone else’s comfort zone,” says psychologist Katherine MacLean, on her pioneering work as a psychedelic researcher and why she reveres the Mexican healer Maria Sabina.More
Novelist Siri Hustvedt knows how the creative process feels. Neuroscientist Heather Berlin knows what it looks like in the brain. Together with Steve, they explore the emerging science of creativity.