What is it like to be an octopus or an elephant? What kinds of minds and perceptions do they have and how can we understand these other worlds? Why do living beings behave so differently to the material world that surrounds them? And how did all this remarkable, intelligent life emerge in the first place? If you are interested in these questions, join writer and broadcaster, Melanie Challenger, in conversation with some of the world's foremost scientists and philosophers as they enter The Psychosphere...The world won't look the same again.