This week, our Titans of Science series continues with neuropsychologist and author Adrian Owen. Adrian's work has focused on determining how different parts of the brain contribute to functions such as cognition and memory, and famously led to him being being able to communicate with a patient in a long-term vegetative state using a brain scanner. Here he retells the story, and explains the basis of what we call consciousness... Like this podcast? Please help us by supporting the Naked Scientists